Season 13

In the twelfth Treehouse of Horror episode: Hex and the City – While on a day trip through Ethnictown, Homer's bumbling catches the ire of a gypsy, who curses Homer's family and friends into receiving nothing but bad luck. House of Whacks – in this mixed parody of Demon Seed and 2001: A Space Odyssey, Marge buys an automated house and customizes it with the Pierce Brosnan personality, who falls for Marge and attempts to murder Homer. Wiz Kids – In this Harry Potter parody, Bart and Lisa go to a school for wizards, and Lord Montemort (Mr. Burns) uses Bart to capture Lisa's magic. Guest star: Pierce Brosnan and Matthew Perry.[20]

Bart gets in trouble for joyriding in a police car, but feels confident he will be let off by Judge Snyder. However, Snyder goes on vacation before ruling his verdict and is replaced with a coldhearted judge named Constance Harm. She accuses Homer of being a negligent father and sentences him to be tethered to Bart. The two are against it at first but later start to bond. Marge however is unable to take anymore of it and slices the tether off of them both. Homer and Marge then go after Judge Harm only to end up sinking her houseboat. Eventually Bart decides to take punishment and is about to be sentenced to 5 year in juvenile hall, only though Judge Snyder returns and dismisses Harm.

Moe becomes depressed and decides to return to bartending school so he can re-evaluate himself. He meets an old teacher, who suggests that Moe try improving his bar, which might make him happier. Moe takes the advice, and turns his bar into a trendy nightclub, which does not sit well with his regular customers Homer, Lenny, Carl, and Barney.

Homer becomes a fortune cookie writer for a Chinatown restaurant. Mr. Burns reads one of Homer's fortunes, which says that the reader will find love before Flag Day is over. Burns goes searching for love and meets Gloria, a meter maid, and asks her out. Gloria reluctantly agrees, and Burns recruits Homer to help him look young and hip to his new girlfriend.

After tricking Marge into thinking an advertising spokesman is coming to visit her, Homer takes Marge and the rest of the family to a restaurant. A hypnotist uses his powers on Homer, and makes him remember a horrific childhood incident where Homer found a dead body in a ravine. The Simpson family decides to investigate this and find out where the body came from.

After Homer and Bart's model rocket damages the church, Mr. Burns makes a deal to commercialize the church in return for paying for the damages. Lisa becomes disgusted at what the church has become, so she decides to find a new religion suitable for her. She eventually converts to Buddhism, causing Marge to fear for Lisa's soul.

A social worker is assigned to make the Simpson family functional after they get arrested for fighting while playing Monopoly. He helps them learn how to work together and function as a family. The moment is ruined when, Ginger and Amber, the barmaids who married Homer and Flanders while they were drunk in "Viva Ned Flanders", arrive at the Simpsons' home, which outrages Marge.

Springfield is officially declared the World's Fattest Town after an attempt to break a world record lands everyone on top of a truck scale. Out of embarrassment and disgust, Marge goes on a crusade against the local sugar corporation. However, when sugar is banned, Homer, Bart, Mr. Burns and Apu start bootlegging sugar.

A jaw injury from colliding with a new town statue turns Homer into a better listener while recuperating with his jaws wired shut, but once the wires come off, Homer does not go back to being loud and obnoxious and Marge becomes starved for thrills.

Homer develops a snoring problem, so Marge decides to spend a night with her sisters Patty and Selma. After a night of drinking, Marge sees a news report about her ex-prom date Artie Ziff, who is now very wealthy, and decides to send him an e-mail. Artie is still obsessed with Marge, so he offers the Simpsons $1 million in exchange for Marge spending a weekend with him.