To gain new tourism dollars after a nationwide "Worst City" news report, Springfield legalizes gay marriage. Homer flips on the issue and sees money can be made marrying gay couples when Reverend Lovejoy refuses to do so. Come to find out, a family member is gay and wants Homer to perform the marriage.
Springfield builds an opera house, but since no-one attends it they convert it into a prison. Old and forgotten laws are used to fill the prison, and therefore Homer goes to jail for kicking a can five times in a row. In jail, Homer becomes a snitch
When Maggie gets chicken pox, Flanders tells Homer to create a pox party at the Simpson's house. But, Milhouse then finds Kirk and Luann kissing on Marge and Homer's bed. Milhouse is excited that his parents are back together, but kind of not when they're not paying any attention to him and tries to break them up with Bart. The results end up disastrous as it breaks up Homer and Marge too and then, when Bart ends up doing something, the only thing that matters to Homer and Marge is each other.
In Bartificial Intelligence, Bart falls into a coma after trying to jump into a swimming pool off a window ledge. Dr. Hibbert says that this coma is permanent, so the Simpsons get a robot for a son. Bart wakes up, only to be abandoned by Homer. He stays with some robots and becomes a robot himself, able to destroy the robot that replaced him. In Survival of the Fattest, Mr. Burns invites a bunch of people, including Homer, to a hunting party. But it turns into World's Most Dangerous Game when Burns starts killing everyone he can with his gun. Homer stays alive and ...