In part one of the finale, the gang find out that the pilot for Jerry's show has been approved and 13 episodes were ordered. NBC lends the foursome a jet to use before they have to move to California for the show, and they decide to go to Paris. While in the air, Kramer tries to get water out of his ear, but ends up stumbling into cockpit, sending the plane into a dive. The plane has to land, and on the ground, the gang sees a robbery, but don't attempt to help, so they are arrested. Several characters travel to their trial, including Jerry's parents, Peterman, Puddy, Newman, and others.
In part two of the finale, several character witnesses are called to the stand in George, Elaine, Jerry, and Kramer's trial. The bubble boy, Marla, the virgin, Mr. Bookman, Sidra, the old woman Jerry mugged, and several others give testimonies. Estelle Costanza tries to bribe the judge to get George out of trouble. The jury finally returns with a verdict, but the foursome aren't remorseful for doing nothing. The series closes the same it began, with Jerry commenting about the second button on George's shirt.
Season Finale. Greene and Weaver threaten Doug over his illegal treatment of Josh McLean. Dr. Max Rosher ingratiates himself with Anspaugh. Corday receives a letter from Romano informing her that he won't be sponsoring her the following year. A despondent patient shocks Carol with an unusually violent act. Kerry becomes upset when Anspaugh tells her that even though she has been Acting Chief of Emergency Medicine for a year, the hospital still plans a nationwide search for a permanent one. Carter accuses Max of taking some Percocet from a medicine cabinet. Benton arranges a hearing test after a day care worker tells him Reese is not responding as the other children do.
When Jet gets swindled by Faye, he loses all of his clothes, so he goes to the storage bay to get a blanket. While there, he gets bitten by an unknown creature, though he didn't get a good look at what it was. Spike and Faye dismiss it as a rat, though they soon discover that the scenario is much more serious than they realized, as one by one they fall victim by the creature until only Spike is left to deal with the problem.