A real estate agent (Lin-Manuel Miranda) tries to convince Big Bird to migrate to a new, warmer habitat: the rainforest. Will Big Bird really move away from Sesame Street? Also in this episode: Cameron Diaz explains the word "habitat" and Elmo's World is all about frogs. Don't miss a special visit from First Lady Michelle Obama, who stops by to talk about healthy eating. The fun continues with Bert and Ernie's Great Adventures and Abby's Flying Fairy School, while Murray introduces the number 40 and the letter H.