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Season guide

The Simpsons: Season 12

21 episodes Premiered Nov 1, 2000 Updated Oct 2, 2026
Previously on The Simpsons

Season 12 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Picks up essential narrative continuity directly following the events of The Simpsons Season 11.
  • ⚡ Character alliances, factions, and personal loyalties undergo significant shifts under escalating stakes.
  • ⚡ Addresses unresolved cliffhangers and thematic mysteries introduced during previous seasons.
  • ⚡ Establishes the primary seasonal conflict that drives serialized character arcs toward the finale.
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Season 12 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 12 Progress Shield

Future titles & synopses blurred. Tap "Reveal" on any card to peek.
Binge Efficiency Engine

Season 12: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

24%
76%
Mytharc (5): Crucial lore & season climaxes
Core (16): Character development & subplots
Side Quest (0): Standalone / filler
S12·E1 Mytharc

Treehouse of Horror XI

Nov 1, 2000 · 23 min

This year's Halloween story sees The Simpsons as "The Munsters" (with everyone except Lisa getting killed), Homer as a wandering spirit on the hunt for a good deed in "G-G-Ghost D-

S12·E2 Core

A Tale of Two Springfields

Nov 5, 2000 · 22 min

While calling Animal Control over a badger taking residence in Santa's Little Helper's doghouse, Homer discovers that Springfield has two different area codes–and ends up leading a

S12·E3 Core

Insane Clown Poppy

Nov 12, 2000 · 23 min

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

S12·E4 Core

Lisa the Tree Hugger

Nov 19, 2000 · 23 min

Lisa falls for the teenaged leader of a militant environmentalist group and tries to impress him by living in Springfield's oldest tree in order to keep it from being cut down.

S12·E5 Core

Homer vs. Dignity

Nov 26, 2000 · 22 min

When the Simpsons once again have financial problems, Mr. Burns pays Homer to play pranks on others and humiliate himself in public. Meanwhile, Smithers creates a Malibu Stacy-them

S12·E6 Mytharc

The Computer Wore Menace Shoes

Dec 3, 2000 · 23 min

Homer decides to buy a computer after turning up to the Plant to find it closed by e-mail. He then creates his own website and it eventually gains attention when he posts gossip. H

S12·E7 Core

The Great Money Caper

Dec 10, 2000 · 23 min

Homer and Bart become father–son con artists (after Bart is given money out of pity when Homer decided to not take him home), but soon find that they are the ones being had.

S12·E8 Core

Skinner's Sense of Snow

Dec 17, 2000 · 24 min

A snowstorm traps the students of Springfield Elementary inside, with them overthrowing Principal Skinner when he uses his Army skills to control them. Meanwhile, Homer tries to re

S12·E9 Core

HOMЯ

Jan 7, 2001 · 23 min

While working as a human guinea pig (to pay off the family's lost savings after making a bad investment), Homer discovers the root cause of his subnormal intelligence: a crayon tha

S12·E10 Core

Pokey Mom

Jan 14, 2001 · 23 min

Marge tries to rehabilitate a convict with remarkable artistic talent. Meanwhile, Homer uses a trash can to fix people's spines.

S12·E11 Core

Worst Episode Ever

Feb 4, 2001 · 23 min

Bart and Milhouse are banned from The Android Dungeon after stopping Comic Book Guy from buying a box of priceless Star Wars memorabilia for $5, but are hired as his replacements w

S12·E12 Core

Tennis the Menace

Feb 11, 2001 · 23 min

While making funeral arrangements for Grampa's future, the funeral planner pitches the idea of a mausoleum that uses the same amount of cement as a full-sized tennis court. This pr

S12·E13 Mytharc

Day of the Jackanapes

Feb 18, 2001 · 23 min

Krusty announces his retirement due to interference from network executives and the growing popularity of the big-money game show "Me Wantee", but when Krusty reveals to Sideshow B

S12·E14 Core

New Kids on the Blecch

Feb 25, 2001 · 23 min

A music producer selects Bart, Nelson, Milhouse and Ralph to be members of the next hit boy band, who record subliminal songs about joining the Navy.

S12·E15 Core

Hungry, Hungry Homer

Mar 4, 2001 · 23 min

Homer becomes a Good Samaritan after discovering the simple joys of helping people in need–which is put to the test when he goes on a hunger strike after the owner of the Springfie

S12·E16 Core

Bye Bye Nerdie

Mar 11, 2001 · 23 min

When Lisa becomes the target of a female bully, Lisa discovers a scientific reason as to why bullies pick on nerds. Meanwhile, Homer goes into the baby-proofing business, which is

S12·E17 Core

Simpson Safari

Apr 1, 2001 · 23 min

When the Simpsons run out of food thanks to a bag boy strike (caused by Homer), the family finds an old box of animal crackers with a sweepstakes that sends The Simpsons to Africa.

S12·E18 Core

Trilogy of Error

Apr 29, 2001 · 23 min

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

S12·E19 Core

I'm Goin' to Praiseland

May 6, 2001 · 23 min

After finding a sketchbook belonging to his late wife Maude, Ned Flanders opens a Bible-themed amusement park to honor her memory.

S12·E20 Mytharc

Children of a Lesser Clod

May 13, 2001 · 23 min

After spraining his knee during a basketball game, Homer begins taking care of the neighborhood kids to cure his boredom, prompting jealousy from Bart and Lisa, who feel that Homer

S12·E21 Mytharc

Simpsons Tall Tales

May 20, 2001 · 23 min

When Homer refuses to pay a five dollar airport tax to fly to Delaware, the family is forced to ride in a livestock car of a train instead. There they meet a singing hobo who tells

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