Alan hosts a karaoke night at Hooper's Store.

In Gina's veterinarian office, Elmo has brought his goldfish Dorothy in for a checkup. After the checkup, Gina offers to carry the goldfish bowl out for Elmo, despite that she has a waiting room full of impatient animals. Elmo thinks Gina is nice to care for Dorothy, and begins to realize he's in love with her.

Cookie Hood takes cookies from those who have a lot of cookies and gives to those who have no cookies.

Today is Bert's birthday and Ernie's got a big surprise planned.

The Big Bad Wolf's brother, Leonard, visits Sesame Street, and they aren't very much alike.

Elmo comes across Gordon setting up a chess board. He plans on playing chess with Alan today. Since he always loses, he's going to practice first with the help of his new book: "How to Be a Better Chess Player".

Grover asks Maria at the Mail-It Shop if his new Super Grover cape has been delivered yet, as his current one is worn-out. She tells him it won't be delivered until Thursday. He catches wind of someone in distress, but his old worn out cape only helps him fly as far as the courtyard. Everyone on Sesame Street comes around to help Super Grover with his cape problem.

Big Bird writes a fairy tale about a penguin, but can't figure out how to finish it.

Big Bird wraps up a playdate with Snuffy, when he hears some strange music. He follows it to the courtyard, where he comes across a box. Inside, Zoe and Elmo are pretending to be aliens. They can't see any traces of life through their periscope, so they exit their ship to investigate. They come face to face with Big Bird, who immediately understands and starts playing along, informing them about Sesame Street.

Telly and Baby Bear head over to Zoe to see what fun game she has planned. She tells them they'll be having a tea party, which Baby Bear believes won't work, as he and Telly are boys and tea parties are for girls. Zoe claims her tea parties are different, as they are letter T parties! A letter T appears so they can twist, turn and tackle. The boys really enjoyed that, but don't like what's coming up next - ballet.

Oscar tries moving around Sesame Street when he gets tired of doing the same grouchy things over and over every day.

Elmo tries to recruit a fish-sitter so that he can go to a baseball game with Gordon.

Zoe and Elmo are putting on a circus and Zoe loses Rocco, her pet rock. Elmo helps Zoe look for Rocco.

Zoe and Elmo both want to fly kites after watching their favorite movie, but can't buy one at Hooper's Store. They end up going to Gabi for help.

Cookie Monster is hauling something heavy behind him. He calls out his friends (Big Bird, Elmo, Zoe, Gordon and Maria) to see what he's got - a shopping cart filled with cookies. He explains that he entered a cookie poem contest and won, with the load of cookies being his grand prize. He reads his poem to everyone, and just as he's about to dig into his prize, he sneezes. Cookie Monster has the cookie flu!

Sesame Street has a mini-musical today while Elmo and Rosita try to get together for a playdate.

Telly and Baby Bear are playing basketball. While playing, Telly accidentally hits Baby Bear in the nose. After Gina checks his nose out, everything appears to be fine, but Telly doesn't want to hurt Baby Bear again and wants to try something else.

Rosita wants to play with someone, but it turns that just about everybody on Sesame Street is too busy to play with her, until she discovers a frog who loves to jump, so she plays with him. Baby Bear and Telly finish their chores and want to play with Rosita and the frog, and Baby Bear notices the frog is wearing a crown on his head, making him think the frog is the Frog Prince.

Telly and Baby Bear have just finished making a book they wrote and illustrated. Stinky the Stinkweed, Zoe and Gordon are the first to hear their story: "The Little Merbear." Stinky loved the story and wishes he could write one too. He and Zoe start coming up with with the story.

Zoe shows Telly her new rainbow tutu. Just as she is about to put it on, the wind carries it away. They chase it down the street, where it ends up in a tree.

Telly is on his way to a playdate with Rosita, when he comes across a stray egg on the sidewalk. He wonders where it came from, when it starts to shake and crack. A duckling hatches from it and the two take an instant liking to each other. Rosita comes by and notices the duckling thinks Telly's his mommy. They decide to consult a grown-up.

Bob introduces Zoe to his friend Scotty McKilt, who plays the bagpipes. He plays a tune for Zoe to dance to, working up his appetite. He asks Zoe to look after his bagpipes while he eats and she agrees. She goes to show her new dance to Oscar, leaving the bagpipes behind. Telly and Baby Bear come by while playing. They see the bagpipes and wonder what they could be.

Mama Bear is expecting a new baby, and Baby Bear worries about his new sibling and how it will be in their family. Part 1 of 3 parts involving the birth of Curly Bear.

While staying at Gina's, Baby Bear gets a call from Papa Bear at the hospital saying that the baby has been born and he's now the big brother to a baby sister. Part 2 of 3 parts involving the birth of Curly Bear.

Baby Bear comes to terms with his new sister. Part 3 of 3 parts involving the birth of Curly Bear.