Wendy McLendon-Covey helps Elmo explain the word 'strenuos'.
Kat Dennings teaches Abby about repairs. Taye Diggs goes on a drive with Elmo. Janelle Monae sings about Yeti's.
Lupita Nyong'o teaches Elmo about skin.
Zachary Quinto explains the word flexible to Grover.
Mindy Kaling explains the word enthusiastic to Elmo.
Viola Davis, Elmo and Anything Muppet throw a fiesta.
Claire Danes shows Cookie Monster how to put a diagram together.
Aziz Ansari tells Grover what the word ridiculous means.
Ice Cube shows Elmo astounding things.
One Direction sing. Plus Pau Gasol shows Abby how to coach.
Andy Cohen tells Elmo all about the word popular.
Jonah Hill looks at the word empty.
Ian McKellan explains the word resist to Cookie Monster. Michael Buble performs.
Adam Scott teaches Murray Monster about the word awful.
Zach Braff teaches Telly about the word Anxious.
Craig Robinson shows Elmo what a pattern is.
Bill Hader, Murray and Elmo learn about been grouchy.
Brittany Snow, Elmo and the animals learn what a friend is.
Nia Long teaches Abby how to divide.
Terry Crews, Abby and the Count learn what an artist is.
Seth Meyers teaches The Count about greetings. Ed Sheeran sings a special song. Grover makes sure Michelle Obama isn't disturbed whilst she has her breakfast.
Zach Galifianakis teaches Murray about the word Nimble.
Zachary Levi teaches Elmo what applause means.
Christina Hendricks introduces Elmo to the word technology.
Emmy Rossum explains the word focus to Abby.
Emily Blunt explains the word explore to Elmo.