Mayor Hamilton Hill's miserable son, Jordan, becomes even sadder when his father uses his birthday party as a political gathering, and ends up stowing away in the truck of the circus performer hired by Hill for the party, whom he doesn't know is actually the Joker in disguise. It is now up to Batman, whom Mayor Hill distrusts, to rescue the boy before it's too late.

Brenda, Donna, Kelly, Steve and David prepare to take the SAT. Brenda constantly argues with Kelly and also gets into hot water with her parents when they learn that she has been smoking since the Paris trip. Beth Nielson, a young producer from the tabloid show Back Story, seeks Brenda's help in putting together a story about Beverly Hills teens. The piece is intended to correct misconceptions, but Beth's boss deems it boring. She re-edits the story in a way that makes it seem that Brenda insulted and spilled dirt about all her friends. Everyone stops talking to Brenda, but Beth (who quit her job in a crisis of conscience) comes to her defense. Brandon is hesitant to ask out Nikki because she is just a sophomore. She gets on his nerves by following him everywhere, but they eventually kiss. Dylan decides to bypass the SAT to visit his father in prison. Jack warns Dylan to make provisions for his future, and convinces him to take the test at a nearby high school. A West Beverly graduate offers Steve a master key to the school. Music: 'Baby, Baby, Baby' by TLC,

Jerry is asked by NBC to pitch an idea for a TV show. With George's help, he and Jerry come up with idea of 'nothing' for a TV show. However, George's confidence as a screenwriter is lowered after his mother tells him he isn't a screenwriter. Also, George starts dating Susan, an NBC executive, but their relationship is strained when Kramer throws up on her.

Kramer's side effects from the accident begin to take their toll on him. Jerry throws away an old watch his parents gave him and Uncle Leo spots the watch in the trash. Newman convinces Kramer to be his alibi at his trial and Jerry and George get a green light for their pilot.