Hey Arnold!

Arnold and Gerald are cast as a banana and a strawberry in their school play which is written and directed by Helga./Arnold wrecks Eugene's brand new bike.

Helga drops her journal full of love poems about Arnold into a pile of books./Arnold's class goes on a field trip to the aquarium where Arnold waits to see Lockjaw.

Helga has been secretly building a shrine in her closet to Arnold, but only one thing will make the shrine complete: Arnold's hat.

Arnold has to retrieve the football from the lair of the legendary Stoop Kid -- a bully who, according to neighborhood legend, pounds anyone who sets foot upon his domain.

Helga tries to hide her disappointment at not being invited to Rhonda's makeover party. She gives herself her own makeover and crashes the party. Arnold gets caught between his loyalty to Grandma and a promise to help his pal Ernie demolish his 500th building when the demolition of an old theater brings Grandma and Ernie into conflict with one another.

A record heatwave strikes the city. Arnold and Gerald look for relief from the soaring temperature, but snap when they learn the ice cream man is price-gouging kids for his product. Arnold wakes to find the city covered in snow and hears that school is closed for the day. He wants to go out and join the rest of the neighborhood, but sees that Grandpa is busy with extra work due to the storm.

Arnold and Gerald are invited to a school dance by Connie and Maria; a pair of 6th grade "older women" who are trying to make their boyfriends jealous. Arnold and Gerald manage to scrape up enough money for cheap seats at the last baseball game of Mickey Kaline - Arnold's idol. Arnold snags a home run ball, but he learns the home run ball would mean even more to somebody else.

Arnold decides to get up the nerve to speak with the girl of his dreams, Ruth McDougal, at the annual cheese festival. Arnold and the gang clean up a vacant lot so that they can have a baseball field, but the neighborhood adults have designs of their own for the newly renovated space.

Arnold's best laid plans for the "ultimate Saturday" go up in smoke when he tries to complete all of his favorite things to do in one afternoon. On a boring summer night Grandpa tries to liven things up by telling a story about haunted Train Number 25 which comes back to earth on the anniversary of its last ride -- the mad engineer wants to take unsuspecting passengers away to the spirit world!

Arnold learns the secrets of the martial arts from Grandma after getting held up for his bus pass. Grandpa takes Arnold and Gerald out to the woods to show them how to camp "the old fashioned way."

The boarders are all suspicious of the mysterious Mr. Smith who lives behind door 16. He has a private bathroom and takes all his meals alone. Oscar Kokoshka moves in with Arnold when his wife, Susie, throws him out of their apartment following another fight. Arnold resolves to get the two back together again after his new "roomie" starts to drive him crazy!

Arnold has trouble with the basketball coach and his favored son until he teaches them both a lesson in Zen and the Art of Free-throw Shooting as well as the real meaning of teamwork.

Arnold becomes friend with "cool" Frankie G., but his new friend only succeeds in getting him into trouble.

When a movie lets out later than expected, Arnold and the gang have no choice but to take the subway home.
Arnold and the gang set out on a quest to find the hidden treasure of the mysterious "Wheezin' Ed" on Elk Island. They recruit a salty old sea captain to ferry them to the island where they find themselves pitted against a couple of penny counterfeiters hiding out in the island's caves.

Arnold is given the assignment to tutor Torvald, the meanest, toughest kid in Arnold's math class, for the big math test on Friday. Gerald convinces Arnold to allow him to spend the night at Arnold's house. Arnold is apprehensive about introducing his friend to his extended "family"; the sometimes eccentric boarders at his Grandparents' house.

Arnold and Helga are chosen to represent the school in the city wide spelling bee. Arnold has serious plans for the $500 prize money, but Helga has other ideas. / Arnold takes one of his sick pigeons to the mysterious Pigeon Man who miraculously cures the bird. To show his gratitude, Arnold convinces the Pigeon Man to come down off his roof and walk around the old neighborhood.

When Helga's older sister, Olga, comes home from college and gets all of her parents' attention, Helga plots to sabotage her sister's visit by altering her college grades. / Arnold and Gerald save up cereal box tops to get a telescope before the arrival of Salley's Comet.

Arnold's pet pig, Abner, escapes one night while Arnold is sleeping. / When Arnold tries to bring Grandpa's pocket watch home from the repair shop, Arnold accidentally drops it down a hole in the street. He plunges into the darkness to retrieve it and finds himself in a strange subterranean world ruled by the self-proclaimed King of the Sewers who has no intention of giving up his new watch!

Eugene is falsley accused of pulling a fire alarm. Arnold acts as Eugene's advocate before the student jury who all want to wrap up the case quickly before Wrestlemania begins. / When Arnold becomes fascinated with the Book of World Records, he and Gerald set out to set a world record of their own.

Arnold gives an amateur magic show behind the boarding house and, for his big number, makes Helga actually disappear. / When Arnold accidentally beans Harold in a baseball game, the bully vows to "kill" him, and gives him 24 hours to live.

Arnold and Gerald get jobs working for Mrs. Vitello in her flower shop. When Mrs. Vitello wrenches her back, she asks Gerald to be in charge, which puts the two friends at odds. / For a science fair project, Helga and Arnold must study the effects of twenty-four hours of togetherness in Grandpa's dilapidated old greenhouse.

When Arnold draws Mr. Hyunh's name in the boarding house's Secret Santa, he decides to make it the most special Christmas ever for the lonely boarder and tries to reunite Mr. Hyunh with his long-lost daughter.

Helga hatches a plan to "hire" Stinky to act as her boyfriend in hopes of making Arnold jealous, but it backfires when Stinky realizes that his love for Helga may be real. / When Miss Slovak calls in sick, Arnold is instantly smitten with the new substitute teacher.

When Helga chooses Phoebe as her replacement for Hall Monitor, she teaches Phoebe how to enforce the rules a little too well. / As Harold prepares for his Bar Mitzvah, he becomes increasingly nervous about whether he can face the responsibilities of being an active member of the Jewish faith.

Arnold and Gerald are so desperate to bowl in an upcoming tournament, they recruit their old basketball coach, Coach Wittenbergh, who quickly alienates the team with his overbearing demands. / Arnold and Gerald go on a ghost hunt through the boarding house, trying to uncover the mystery of Four-Eyed Jack.

After happening upon a snotty rich kid named, Rex, who is legendary for winning the annual toy boat race, Arnold and Gerald decide to enter the race. / Fed up with Principal Wartz's budget cuts, the teachers decide to go out on strike.

It's Valentine's Day and Arnold must navigate his way between two dinner dates at French restaurants directly across the street from each other.

Arnold designs a fantastic float for the City Day Parade, but the school has no money to build it. / When a legendary musical duo Dino Spumoni and his partner, Don, have a falling out, they each move into the boarding house in hopes of getting back to their musical roots.

Arnold and Helga are editors of competing school newspapers./Harold softens when he finds a lost cat and then refuses to give it up to its rightful owner. Arnold eventually persuades Harold to give up the kitty.

After Arnold saves Sid from injury, Sid devotes himself to paying Arnold back with unending kindness./Arnold and Gerald play hookey but their day is thwarted by intense paranoia.

When Timberly's doll is kidnapped, Gerald and Arnold track it down./A "perfect" new classmate is tormented by Helga and the other girls, but is eventually accepted.

After being scratched by an organ grinder's monkey, Helga is convinced her days are numbered./Arnold and Gerald attempt to catch the biggest fish in the city pond.

Gerald gets in over his financial head selling a sure-fire product.

Arnold and Gerald must get through the traditional day of hazing 4th graders./After Eugene's pet fish is accidentally killed by ArnoldÆs yo-yo, Arnold vows to get unlucky Eugene a pet that will endure.

Arnold and the rest of his fourth grade friends play the seemingly unbeatable fifth graders in touch football. In the end, the fourth grade smarts win over the brute strength of the fifth graders./Gerald, the middle child in his family, is feeling so neglected that he moves into Arnold's boarding house. He learns the independent life isn't all it's cracked up to be.

Arnold and Gerald catch a suspicious man on film and they follow him clue-to-clue./In an effort to win a class poetry contest, Phoebe copies a poem from a book. Thereafter she is haunted by her guilty conscience and the imagined voice of her trophy.

Helga experiences a day free of her love/hate obsession./Gerald reveals he can't ride a bike and Arnold helps him overcome his fear and humiliation.

Arnold trains Grandpa to take on his old Chinese checkers nemesis, Robby Fisher./Miriam decides to visit her mother after learning that Big Bob and Helga are on vacation at the same time. Now father and daughter must spend some quality time together. The rocky week ends with them bonding over their hatred for a bad musical.

Like his Grandfather before him, Arnold competes in the annual block party eating contest. After intense training, Arnold meets an area eating legend, Seymour "The Disposal", in a final showdown./Fashion and image-aware Rhonda fails the eye chart and gets glasses. Immediately she is labeled a geek and is forced to hang out with the geeky kids.

After the kids find out that Big Bob is planning on cutting down "Mighty Pete", the oldest tree in the neighborhood, Arnold organizes a campaign to save the tree./Mr. Simmons, a kind, innovative, and inspiring man, is accepted by Arnold and the rest of the class as their new teacher after they're tormented by a mean substitute.

Eugene becomes disillusioned about his life after learning that his favorite movie action hero doesn't do his own stunts. Arnold helps him out of his funk./Arnold and the gang go on a class trip to the opera and have grand, musical dreams of their own.

On a creepy Halloween night, the neighborhood comes down with alien fever when Arnold and Gerald broadcast a mock radio show warning of a spaceship landing. At the same time, Helga and the gang go trick or treating in cool costumes- dressed as space aliens! Arnold and Gerald must come to the rescue before their friends come to a spook-tacular demise!

After the results of an aptitude test are announced, Harold gains self-confidence and Helga feels dumber. / Arnold is instrumental in persuading Oskar to actually get off his butt and get a temporary job.

Curly gets enraged after a minor playground mix-up. He locks himself in the principal's office and refuses to come out. / Phoebe has a secret crush on a pop star.

Stinky's simple life changes after he becomes the surprise new spokesman for Ya-Hoo Soda. / Olga brings home her surprise fiancee who wins over everyone except Helga.

Arnold seeks out his favorite author who turns out to be quite opposite of her sweet and sentimental books. / A rich kid joins Arnold's class. Arnold and the gang tell him what life in the big city is really like.

While feeling the effects of laughing gas, Helga leaves a confessional message of love on Arnold's phone machine. She then has to get into the boarding house in order to erase the message. / After Harold shoplifts some meat from the butcher shop, he is sentenced to work off his punishment. Harold realizes he has discovered his calling and that he wants to become a butcher.

Arnold accidentally breaks a promise he made to Iggy and must deal with the consequences. / Big Bob hires a nanny for Helga. Helga fights the nanny at her own game and forces her to leave.

Arnold becomes a hot (and dangerous) hitter. He keeps injuring people everytime he swings the bat. Afraid of hurting more people, Arnold refuses to play ball. Mickey Kaline helps him out. / Arnold and Gerald manage the career of the most unlikely country-and-western singer, Mr. Hyunh.

Arnold lends Sid his room for one evening, but the arrangement backfires when Sid keeps on borrowing the room. / Helga and Patty (the big girl) face off.

All the kids are paired with adults with interesting jobs except Arnold, who is forced to spend time with the Jolly Olly Man. / Harold believes it's his life's calling to become a butcher, but he slowly drives Mr. Greene, the butcher, crazy.

Grandpa becomes tired of dealing with the boarding house and decides to sell. Arnold has to convince him how important it is for everyone to remain in the boardinghouse and what they would lose if it was sold. / Gerald has his tonsils removed before a big concert and must come to grips with the fact that his voice has changed.

Phoebe agrees to take a dive so that Helga can win a competition. She later regrets her decision and a contrite Helga ultimately makes sure Phoebe takes the prize. / The boys engage in a recreation of a historical battle, only this time their prized pig is in danger of losing his life.

The Coach wants to remarry Tish and asks Arnold to be his best man. Along the way, Arnold teaches the coach a thing or two about love and sacrifice. / Rhonda has a party and only invites the cool kids. Arnold attends, but realizes her party is only for snobs. He leaves and has his own party with his buddies and eventually Rhonda realizes that "geek" is cooler than "cool."

After Arnold accidentally embarasses Sid, Sid seeks revenge. / Eugene wants to ride with the gang, but they all think he's a jinx and won't go with him. Arnold decides to break the cycle of pain and rides with Eugene, but they get stuck.

Grandpa thinks he's going to die soon because no one in his family ever made it past his age. He prepares to die, and Arnold tries to convince him that life is still worth living. / Helga and Miriam get stuck on the road together with no money. They get to know one another and Miriam saves the day when she wins a mechanical bull-riding competition.

Helga, lost in a love reverie, writes "Arnold loves Helga" on a wall, but changes the name to "Lila" when the kids approach. Lila thinks that Arnold loves her until he explains the mistake. Then he falls for Lila and she is forced to break up with him. / The kids all try to outdo each other in a city-wide go-cart race.

Arnold is fed up with the bickering amongst the boarders and sets out to find the true meaning of the holiday.

Arnold tells Grandpa he's tired of dealing with Helga's nonsense. Grandpa tells Arnold a story about a girl he had to deal with when he was a kid who treated him the same way. She turns out to be Grandma. / Arnold is in charge of finding entertainment for the school dance and chooses Dino Spumoni. The kids think its a mistake until Dino belts out his old hits.

Helga does a standup routine at a school function and proceeds to insult all of her friends. They are offended, prompting her to change her act to a more friendly and gentle routine. She performs the new act, but it's boring. She ends up going back to the original vitriol. / A flood strands the kids at school overnight and they reveal some of their most private thoughts and feelings.

Arnold and Helga perform a "Romeo and Juliet"- type play for a school production.

At the Parent's Day competition, Arnold learns that even though he doesn't have "real" parents, his grandparents are just as good as everyone else's parents.

When Arnold is the cause of two birthday parties for Eugene being a big flop, Eugene takes it in stride and chalks it up to his usual round of bad luck. Then when Arnold attempts to throw Eugene a third party, Eugene decides not to show up to avoid it being jinxed./Stinky feels that he is a failure at everything he does until Arnold helps him discover that he is the best pumpkin grower in town.

After winning coupons to a fancy French restaurant, Helga attempts to prove to Arnold that she is more sophisticated than Lila. Only problem is, she accidentally goes to the wrong French restaurant where her coupons are no good. /Helga is devastated when her patsy, Phoebe, is skipped to the 6th grade. With Phoebe gone, Helga desperately searches for a new shadow to take up the slack.

When the gang all decide that they are going to "moon" Principal Wartz, Arnold thinks that it's a bad idea, but ends up inadvertently getting caught and taking the blame./Olga comes to PS 118 to be a student teacher. As fate would have it, she ends up teaching Helga's class. Olga sees this as an opportunity to get to know her baby sister better.

Sid gets in over his head when doing business with the local kid loan shark, Big Gino. When Big Gino forces Sid to work for him, Arnold tries to save Sid from getting into more trouble, but turns Big Gino against him in the process./Gerald's big brother, Jamie O, falls for a girl and suddenly turns nice to his kid brother.

Big Bob pulls his back and cannot go to a very important meeting. Not knowing who else to send in his place, he asks Helga. / When Arnold discovers that Oskar has been pretending to know how to read, Arnold confronts him. Oskar decides that he has gone long enough without knowing how to read, and solicits Arnold's help.

At a sleepover, Arnold and the boys sit around and tell scary stories. All of the stories are pretty lame until Arnold tells the story of the "Headless Driver, the Laughing Lady and Her Little Dog."/Wolfgang dares Arnold and the gang to break superstitions, which causes a spate of bad luck to erupt.

Big Bob gets a parrot which eventually gets on his nerves. He passes the bird on to Helga, who inadvertently spills her emotions about Arnold to the bird./Arnold and Gerald decide to sell chocolate turtles to raise money for the club's ongoing go-cart project.

Arnold goes all out to win Lila's affection by taking her to the Annual Cheese Festival. Helga attempts to foil Arnold's plans, but every scheme she hatches backfires and pushes Arnold and Lila closer together./Harold feels that he has gotten too fat, so he gets his parents to send him on a weight-off cruise.

Helga becomes the latest child fashion star and everyone loves her for her scowl and bad attitude. First she thinks it's great, then when she feels that she has lost her individuality, she wants to quit./The gang finally gets sick of Arnold's never-ending good advice, so they all decide to stop listening to him all together.

When Arnold and Grandpa get into a fender bender with Helga and Big Bob, the typical argument of who's at fault ensues./After a confrontation at PS 118 between Rhonda and Patty, they both end up at the same finishing school, where Rhonda feels that she has the edge over the bigger, less dainty Patty.

Arnold and Gerald, and Grandpa and Gerald's Dad visit a Veteran's memorial. Both older men tell "tall" tales about their military exploits, which the boys find hard to believe. But the boys learn that the men have done something meaningful when they arrive at a memorial and see that they were telling the truth.

Grandpa returns back to grade school so he can finally fulfill his dream of graduating. Things go great and Grandpa is skipped all the way up to the 6th grade. /Mr. Simmons gives the class an assignment to couple up and take care of an egg over the weekend to learn teamwork and responsibility.

Arnold's weird cousin, Arnie, arrives for a visit and appears to be the biggest loser to everyone except Lila, the love of Arnold's life./Oskar's wife Susie agrees to watch her cousin's baby, also named Oskar. When Susie gives more attention to the baby than her husband, Oskar gets jealous and becomes even more demanding than usual and wants nothing to do with the trike.

After eating pork rinds, Helga begins to sleepwalk and ends up walking to Arnold's house. Not knowing the cause, she tries various methods to keep herself from leaving the house, but they all fail./The Fighting Families Contest has come to town and have selected two families: one from PS 118 and PS 119.

After being saved from thugs by a mysterious, caped character named Monkeyman, Arnold tells the gang about it and then Gerald unfolds the legend of the dangerous and dark costumed character who runs through the streets yelling "Monkeyman."/Out on a field trip, Harold and Helga miss the bus and get separated from the rest of the class.

Grandpa's sister, Mitzi, shows up out of the blue to grace the boarding house with her presence. Everyone loves her except Grandpa, who has a long-standing feud with her since childhood./When Coach Wittenberg needs to form a synchronized swim team to save his job, he recruits Arnold, Gerald and the rest of the gang to compete.

When Helga realizes that Arnold is so taken by Lila because of her wit and charm, she decides that the only way to get Arnold to notice her is to be like Lila./When the potholed streets in front of Mr. Green's butcher shop begin to hurt his business, Arnold helps Mr. Green run for the City Council.

Helga is recommended for counseling after Mr. Simmons observes her berating Arnold, arguing with her parents, etc. She learns that unrequited love is very normal and that she's actually okay.

Washed up balladeer Dino Spumoni fakes his own death in order to increase his record sales. Everyone believes he's dead and at the funeral, Grandpa and Arnold find out that Dino has left Arnold all his future record sales. When Arnold discovers that Dino is very much alive and needs a place to crash, he questions "why." Dino shares his theory about how record sales soar after an artist dies, and how he wants Arnold to get the checks and bring all the cash back to him.

By complete coincidence, Arnold and Helga and family end up at the same beach resort for summer vacation.

After A Chilling Vampire Movie, Sid Is So Spooked That He Believes That Stinky Has All Of The Characteristics Of A Vampire.

Olga Comes Home And Wants To Be A Big Sister To A Little Girl.

The Guys Find A Bag Of Money And They Want To Split It Up Right Away.

When Principal Wartz Gets Feed Up With Unappreciative Children, He Quits And Follows His Life-Long Dream Of Being A Lounge Singer.

When A New Bully Comes On The Block, Wolfgang Feels Threatened That He Will Lose His Power Over Arnold And The Gang.

Phoebe Breaks Her Leg When She Rescues Helga From The Pathway Of A Speeding Bus.

Arnold Tries To Help Eugene Get Out Of A Tree, But Gets Stuck Himself.

After A Busy Day At School Of Boasting And Fashion Policing, Rhonda Comes Home And Finds Out That They Are Now Broke And Have Nothing Left.

Helga Loses Her Infamous Locket And It Winds Up In The Wrong Place and Arnold's House.

Sid Learns That Germs Are On Just About Everything People Touch -- Especially Frogs.

During A Game Of Baseball, Arnold Pops A Fly Ball And It Hits Helga In The Head.
Grandpa Is Paid A Visit By His Old Friend Jimmy, Which Sparks Up His Competitive Nature.

As The Gang Passes Through The Cemetery, Gerald Tells The Story Of The Ghost Bride Who Murdered Her Husband-To-Be When He Left Her At The Alter And Married Her Sister.

Gerald Meets Chloe, A Cute Girl On His Block, And Instantly Falls Head Over Heals.

Harold Decides That He Hates School And Wants Nothing Else To Do With It.

Ernie Falls In Love With A Beautiful, Voluptuous Magazine Model.

Arnold Pays His Cousin Arnie A Visit And It Turns Out To Be Much Like Being In The Twilight Zone.

Wolfgang Tells Chocolate Boy That If He Can Go Two Weeks Without Chocolate,

Harold Becomes The King Of Arm Wrestling At Ps 118.

At A Hockey Game With Grandpa, Arnold Prevents An Airborne Puck From Hitting A Stranger In The Head.

Mr. Hyuhn, Ernie Oskar combine their resources to purchase a racing horse. But when the thoroughbred arrives, it turns out to be a dumb old mule./When Rhonda's dad buys her mother a fur coat for her birthday, the temptation is too great and Rhonda wears it to school.

Harold, Stinky and Sid steal rockets out of the science lab at school and set them off outside of an old Police Station./The deli shop where Mr. Hyunh works has a new owner and he's looking for a new head chef whose a real family man. Mr. Hyunh is a candidate. But so is his co-worker who has a very large family.

Phoebe is set to receive an award for her perfect attendance. / Grandpa enters his packard in the classic car competition. It is admired by all until someone admires it enough to steal it. Arnold and Grandpa take the law into their own hands and become private investigators to track down the thief.

Mr. Simmons wins The Teacher of the Year award and The Knowledge Channel wants to do a documentary called "The Day In The Life of a Classroom", capturing the spontaneous moments in his class./Big Bob has a change of heart when he has what appears to be a heart attack and during his unconsciousness sees what a jerk he has been.

Rhonda uses her origami marriage predictor to tell who will marry who within the gang. Everyone becomes curious. Except Arnold who refuses to take the test, until Rhonda peeks his curiosity by telling him that it might predict that he will marry Lila. But Arnold is sorely disappointed when it predicts that he is going to marry Helga. Of course, Helga is ecstatic.

When Gerald tries to get rid of his little sister Timberly, Arnold sticks up for her by persuading Gerald to let her hang out with them. /Mr. Leichliter, the theater critic, posts auditions for his rendition of the classic play, "Eugene, Eugene". All the gang are up for the tryouts. Eugene wins the leading role of the hero.

It's April Fools and Helga has targeted Arnold as her practical joke victim for the day. When Helga goes one prank too far, Arnold stages a retaliation and brings in Grandpa's prized practical joke, a gift box that contains a secret surprise for its victim. The surprise turns out to be a bright flash that temporarily blinds Helga.

On the anniversary of his parent's disappearance, Arnold decides to give up hoping that they will ever return home. But while packing away their keepsakes in the attic, Arnold finds his father's old journal. The journal chronicles his parents' lives from the moment they first met deep in a South American jungle to the day they disappeared.