Katy Perry sings "Hot N Cold" with Elmo on Sesame Street!

Elmo wants to take a little nap, but he can’t seem to fall asleep. Abby wants to help by casting a sleeping spell. Will Elmo get to take his nap or will he never fall asleep? Subscribe to the Sesame

Bert and Ernie are superheroes and must figure out a way to save the day. Can Rubber Ducky Man and Super Pigeon work together to overcome their obstacles and defeat the Mad Pancake? Subscribe to the

It's customary on Mother's Day for a grouch to make his mother's day extra rotten. This year Oscar wants to make his mother's Grouchy Mother's Day the worst Mother's Day Ever! Wish your mother a grouc

Do you know your ABCs? Do you need someone to teach them to you? You're in luck, because that's just what Usher is going to do! Subscribe to the Sesame Street Channel here: http://www.youtube.com/su

Dave Matthews is feeling a feeling that is not a very good feeling. Grover is feeling a feeling that is not a very good feeling as well. What feeling is that? Dave and Grover sing a song to figure out

Cookie Monster learns a very important lesson about self-regulation from his new friend, actor Tom Hiddleston. #TomNomNom See exclusive behind-the-scenes pictures on our Tumblr http://to.pbs.org/1eAV

Will.i.am sings "What I Am" as part of Sesame Street's 41st season. For more fun games and videos for your preschooler in a safe, child-friendly environment, visit us at http://www.sesamestreet.org

Feist loves counting 1, 2, 3, 4 - counting to the number four. For more fun games and videos for your preschooler in a safe, child-friendly environment, visit us at http://www.sesamestreet.org Sesa