Elmo is spending the night at Maria's apartment. After waking her up to tell her about his crazy dreams, he convinces her to stay up so they can make breakfast. Today's sponsors are the letters S and W and number 5.
Sesame Street is paid a visit by Linda's friend, Ed. Together, they teach the kids how to play Mirror. Then Bob teaches it to Big Bird, who gets so caught up in the game that he doesn't realize when it's over.
A duo of martians land on Sesame Street and cause trouble, which leads to some false accusations, not to mention a lot of confusion. The show is sponsored today by the letters T and U and the number 12.
Sesame Street is having a pet show today. Petey brings his dog, Max, various kids enter their pets, and even Oscar has a few special pets of his own. Sesame Street is sponsored by the letters G and J and by the number 12.
It's nighttime on Sesame Street, and Big Bird decides to stay up with his grown-up friends for a little while, refusing to admit that he's already tired. Today's show is brought to you by the letters B and C and by the number 8.
Inspired by a book he's been reading, Telly Monster decides he wants to be a detective. He tries a few disguises in hopes of fooling his adult friends, but things don't quite go the way he planned.
Elmo visits Luis to ask if he knows how to build a model airplane. It turns out that was all he wanted to know- he doesn't have a plane at the moment. Then, Dr. Nobel Price invents a new device that resembles a tuba, but has many more uses.
Elmo has a new doll, and he's decided to name him after David. There's a catch, though: David now has to change his name to Dustin. Today's show is brought to you by the letters D and J and the number 10.
Today Elmo writes a poem about hands, Big Bird and Snuffy write their own story about an underwater castle, and two martians mess with Luis's computer when he isn't looking.
Telly and the Count decide to play hide-and-seek today, only the Count decides to just count over and over when he's it, and then when it's his turn to hide, he'd rather listen to Telly count.
Elmo meets Bob's deaf friend, T.J., and they become friends almost instantly, Elmo learning about what it means to be deaf. Then Oscar gets Bob and Gordon to sing with his "Out of Tuners" Band, and Barkley joins in.
Today, Placido Flamingo is singing opera all over the place, first about a door that won't cooperate with Luis, and then about a new shirt Elmo got that Miles has outgrown. Today's sponsors are the letters C and V and the number 6.
Big Bird and Snuffy practice exploring by pretending to visit Sesame Street for the first time. Then, Mumford tries another magic trick- and ends up making Maria quack like a duck. Today's sponsors are the letters W and Z and the number 8.
Placido Flamingo recruits Olivia to participate in his new opera, ""La Villa Sesamia", in which the two of them go around the street, singing to their fellow residents. The sponsors are the letters R and Z and the number 5.
Today on the street, Uncle Wally recalls his days as a cowboy, The Counts zero of everything, Elmo reads a book upside down, and, most notable of all, The Amazing Mumford turns Maria into a kid.
