S40, E11: Cookie Monster and Elmo wish that cookies would grow on trees, just like apples…so they try to plant a cookie tree! Find out what happens with a little help from Abby’s magic. Plus: Adam Sandler drops by to talk about the word “crunchy” with the help of a cookie-crunching monster. Bert and Ernie go in search of a wise old duck in their latest adventure, and it’s clean-up time at Abby’s Flying Fairy School. Cameron Diaz teaches Grover about trees, and Elmo’s World is all about wonderful plants, flowers, and trees.