While working for Fat Tony, Bart gains enough influence with his boss to solve his problems with Principal Skinner--perhaps permanently.

Krusty the Clown's reckless spending forces him to open a clown college to keep afloat. New graduate Homer discovers the perks and perils of being Krusty.

When Mayor Quimby uses immigrants as a political scapegoat, the Simpsons discover that Apu is an illegal immigrant.

Marge's new pretzel franchise is failing until Homer strikes a deal with Fat Tony, Springfield's local mobster.

When Prohibition is revived in Springfield, Homer and Bart supply the town with alcohol.

After Rainier Wolfcastle helps Homer get in shape, Homer accepts a challenge to climb the Murderhorn, the tallest mountain in Springfield.

After a riot at a sci-fi convention, Mayor Quimby hires Homer as his bodyguard, and Homer witnesses the rampant corruption in town politics. When Homer takes a stand, he runs afoul of the Springfield mafia.

In this Christmas-themed episode, the students of Springfield Elementary are unwittingly used as a focus group to test new toys. The product of their labors, a cuddly doll named Funzo, is a lot more sinister than he appears.

Homer gets a bucket stuck on his head, and when it is removed the town is convinced that Bart has the powers of a faith healer. Then mobster Fat Tony tries to turn the boy's spiritual abilities into more sinister directions.

Krusty takes parenting lessons from Homer when, during an outdoor book fair, a girl tells Krusty that she is his long-lost daughter from a one-night stand with a female soldier who fought during the first Gulf War.

Homer's rush to the hospital to reattach his thumb, Lisa's rush to school to win the science fair, and Bart's run-in with an illegal fireworks scheme are interconnected in a parody of Go and Run Lola Run.

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.

Homer starts a security company with Lenny and Carl after the police are ineffective during a blackout, and eventually Mayor Quimby decides to have them replace the police. Homer finds that he excels at the job, but then he runs afoul of mob boss Fat Tony, who threatens Homer with death unless he leaves town.

An air traffic route is redirected so that airplanes start flying directly over the Simpsons' house. The noise starts to disrupt their lives and, desperate for a solution, the family turns to their Congressman. However, he dies of a heart attack, so they ask Krusty the Clown to run for Congress so that he can help them. Krusty is successful in his campaign, but finds that his air traffic bill is ignored by the veteran Congressmen. He soon becomes disillusioned with the system, so the Simpsons, with guidance from Walter Mondale, help him out by blackmailing one of his opponents and attaching the bill to a more popular one. The bill passes, and the air traffic is re-routed.

A snobby British filmmaker named Declan Desmond begins making a documentary about student life at Springfield Elementary School. When introduced to Lisa, he tells her that she has too many goals and suggests that she pick one career. Lisa focuses on astronomy, but cannot watch the stars because of light pollution. She convinces Mayor Quimby to decrease the light's intensity during the night, which only results in an increase in the crime rate. Quimby bows to public pressure and switches the lights back on permanently. Lisa overloads the generators at the Power Plant, causing a power outage, and is able to watch a meteor shower undisturbed by light.

Moe Szyslak becomes lonely and decides to commit suicide by jumping off a bridge. However, he inadvertently saves Maggie Simpson when she is sent flying from the Simpsons' car window and into his arms. He starts playing with Maggie and becomes attached to her, telling her the story of The Godfather. Homer and Marge become upset about how much time Moe is spending with Maggie and forbid him from seeing her again. One night, Maggie wakes up and hears Fat Tony and the Springfield Mafia outside the house and decides to follow them. When Homer and Marge find her missing, they automatically assume that Moe kidnapped her. When Moe is told that Maggie is missing, his request to help find her is granted by Homer. Maggie follows the mobsters to Luigi's restaurant, where Fat Tony's gang gets into a gun battle with a rival family. Homer, Marge and Moe track Maggie down and Moe decides to go inside and save Maggie. After Moe saves Maggie's life, Homer allows the two to spend more time together.

After Shelbyville accuses Springfield of being hicks, Marge convinces the townspeople to fund a Frank Gehry-designed concert hall, which is then converted to a prison when the concert hall goes bankrupt on opening night. Meanwhile, Bart and Lisa investigate Snowball II's recent weight gain.

After Homer gets into trouble over his football gambling debts, he allows the Springfield Mafia to shoot a "snuggle film" in the house without Marge's permission. When she and the kids return home from a trip to "Santa's Village" and find production still going on, a furious Marge leaves for the beach and encounters a marine biologist named Caleb Thorn who has dedicated his life to saving manatees.

Lisa's friendship with Fat Tony's son Michael prompts mob boss Tony to invite the Simpsons over for dinner. Michael says he'd rather be a chef than take over the family business, but that's before Tony is shot by a rival mobster.

Bounty hunter Ned is forced to scrap his partnership with Homer when the hapless layabout skips bail, and Marge mistakenly takes a job at an erotic bakery.

When Marge learns Springfield Elementary is the worst school in the state, she and Homer rent an apartment in the upscale Waverly Hills school district so Bart and Lisa can attend a better school. Meanwhile, Homer moves into the rented Waverly Hills apartment and gets used to the bachelor lifestyle.

When the police are called to diffuse a rowdy crowd at Mr. Burns' estate, one of the officers recognizes priceless stolen paintings on the walls, and the maniacal billionaire is taken downtown for questioning. With Mr. Burns gone, Smithers takes charge of the power plant. But when employees take advantage of his good nature, he exacts revenge by forcing the employees to work night and day. These unfair working conditions prompt Homer and his crew to devise a plan to bust out Mr. Burns.

Homer is completing his court-ordered community service when he befriends his supervisor, Chief Wiggum, by offering him one of his sandwiches. Touched by the act of kindness, Wiggum assigns the other convicts unpleasant tasks, but allows Homer to join him at the picnic table. They continue to grow close, but when the Chief gets injured during a botched bank robbery, Homer doesn't come through when Wiggum needs him the most. Meanwhile, Bart becomes addicted to Battle Ball, a Japanese game made up of plastic balls and magnetic cards, and his family and teachers try to help him kick the habit.

Homer is sentenced to ten years in jail and in order to reduce his sentence the FBI offers him a deal, so he agrees to infiltrate Fat Tony's mob, undercover.

Fat Tony (voice of Joe Mantegna) woos Marge's sister Selma, and they marry. Marge worries that Selma is choosing her new lifestyle over family after the whirlwind romance, but Tony invites Homer and Marge to join them on a getaway at the Jersey shore. Meanwhile, Bart develops a gift for finding truffles, much to Lisa's delight.

Homer is shocked to discover that his bowling teammate is an accountant for Fat Tony and his mob. When Fat Tony gets jury duty, he appoints Dan as the temporary don of the mafia. Meanwhile, Lisa adds insects to her vegetarian diet after she passes out in the middle of a saxophone solo, but starts questioning her decision when bugs start pleading for mercy in her dreams.

When Bart's voodoo doll spell accidentally makes his teacher pregnant, he becomes a savior to couples hoping to conceive.

After Bart gets bullied at the school dance, Marge convinces the town to pass anti-bullying legislation. Homer then gets arrested and sent to rehab for bullying Ned Flanders, only to subsequently leave rehab as a hero.

Bart goes from delinquent with detention to the star basketball player at Springfield Elementary. Lisa covers Bart’s success for the school paper, and Homer becomes the team’s coach. Things go awry when Bart gets involved with the mafia

Homer discovers that Maggie is a whistling savant and launches her baby-celebrity career. Meanwhile, Marge impresses Fat Tony with her interior design taste, and he hires her to style his brothel.

Homer must supervise interns, among whom is a go-getter who asks Homer to be his mentor.

During the San Castellanta street festival, much of the town finds their wallets have been pickpocketed; after the state investigator puts the wrong man in jail, Chief Wiggum sets out to catch the real criminal and show he's still up for police work.

Bart accidentally sees a new superhero movie one month before its intended release, and uses his knowledge to terrorize the other fans. Two executive producers of the film attempt to prevent Bart from leaking any more news to the public.

While Bode has won over most of Springfield, he finds one churchgoer he can't sway in Ned Flanders. Meanwhile in Michigan, Reverend Lovejoy finds the ammunition he needs to get rid of his replacement.

Bart finds his old teacher's diary and learns a surprising secret. Then, Lisa discovers an even bigger surprise.

It is discovered that Chief Wiggum's wife is more than she seems. Meanwhile, Marge takes part in a jewel heist.

When a ruthless debt collector come to Springfield, Homer and Ned's lives are sucked into the artificial world of prestige TV.

Fat Tony becomes Godfather to Maggie Simpson.

Coach Moe recruits the world's greatest brawlers to teach Nelson the art of hockey goonery.

When Ned Flanders falls on hard times, Fat Tony makes him an offer he can't refuse.

Krusty opens a school for clowning, and it becomes the most successful thing he's ever done.

When someone in Homer's life passes away, he and guys from Moe's go on a road trip to scatter the ashes... but will their friendship die as well?