Thirteen-year-old Corey Riffen starts a garage band with his three best friends and quickly realizes that their band sucks. Corey's lack of lyrics is the problem. He can't think of anything cool to write about, until he finds his older sister Trina's diary. Follow Corey and his GROJBAND as they reach for the top. Gasp at the things they'll do to Trina's fragile teenage world to get there.