Nikolai

Homer vs. Patty and Selma - S6-E17

Revealing mistake: While the Simpsons are having dinner, the top portion of the chair Homer is sitting on disappears when he tilts the chair back.

Nikolai

Lisa on Ice - S6-E8

Revealing mistake: While Bart and Lisa are skating off the ice rink, the skin color of one of the people in the background during the riot keeps flashing yellow and brown.

Nikolai

Bart's Girlfriend - S6-E7

Revealing mistake: When all the students are leaving Springfield Elementary after the fire alarm is pulled, the same students keep passing over and over again.

Nikolai

Homer Loves Flanders - S5-E16

Revealing mistake: The people waiting in line for the game are extremely crude drawings. Some of them aren't even completely drawn, e.g, some are missing arms, legs and other body parts.

Nikolai

Lisa vs. Malibu Stacy - S5-E14

Revealing mistake: When Lisa says "Now all we need is a name", Maggie's head disappears for a split second right before the shot changes to Bart talking.

Nikolai

Lisa vs. Malibu Stacy - S5-E14

Continuity mistake: When the Simpsons are leaving the house to go to the mall. The aerial shot shows that they are leaving in Marge's red station wagon, but the very next shot of them in the car shows that they are in Homer's pink sedan. The shot of the station wagon leaving is probably a re-used shot from a previous episode.

Nikolai

Lisa vs. Malibu Stacy - S5-E14

Continuity mistake: When the Simpsons are about to leave the house to go to the mall, they're all wearing jackets, but when they're in the car just a few seconds later, none of them have their jackets on.

Nikolai

Homer and Apu - S5-E13

Revealing mistake: Apu's moustache disappears for some seconds after having his name tag removed.

Nikolai

White Christmas Blues - S25-E8

Continuity mistake: While Mayor Quimby is giving his speech, Moe is in two places at once. He is simultaneously standing next to Mayor Quimby and amongst the crowd of people.

Nikolai

Smoke on the Daughter - S19-E15

Revealing mistake: When Lisa turns on the light while dressed in her Angelica Button costume, her mouth disappears for a single frame.

Nikolai

Coming to Homerica - S20-E21

Revealing mistake: While Lou is talking to Chief Wiggum about having his belt stuck to a street sign, Lou's mouth disappears for a single frame.

Nikolai

Four Regrettings and a Funeral - S25-E3

Continuity mistake: At church, while Marge is reminiscing about being pregnant with Bart, Kirk Van Houten is seen with grey hair and eyebrows. He has his ordinary blue hair and eyebrows in all other shots of him.

Nikolai

Pulpit Friction - S24-E18

Revealing mistake: When Reverend Lovejoy arrives at church in the hot tub, there are two Carls right next to each other in the crowd.

Nikolai

Blood Feud - S2-E22

Continuity mistake: When Mr. Burns gets up after the blood transfusion, Dr. Hibbert is incorrectly colored yellow instead of brown.

Nikolai

The D'oh-cial Network - S23-E11

Continuity mistake: At one point in court while everyone is laughing, Patty's hair is colored wrong. Her hair is a similar shade of color as Rod and Todd (who are sitting next to her) rather than her own bluish grey hair.

Nikolai

Lisa's First Word - S4-E10

Revealing mistake: Part of Homer's right arm flashes white when he asks his father for $15,000. (00:08:50)

Nikolai

Kamp Krusty - S4-E1

Continuity mistake: When Lisa is reading her report card, the writing suddenly appears on the back of the paper, even though she didn't flip the card. (00:04:10)

Nikolai

Bart the Lover - S3-E16

Continuity mistake: The waiter at The Gilded Truffle who takes the chair away turns into a completely different waiter when the angle changes.

Nikolai

Dog of Death - S3-E19

Audio problem: When Bart says "I'm going to find my dog" his mouth does not match what he is saying.

Nikolai

When You Dish Upon a Star - S10-E5

Revealing mistake: At court, as Homer is walking towards Alec Baldwin, Kim Basinger and Ron Howard, Bart is in the background sitting with the rest of the Simpsons, but his head is missing from his body. His head then reappears back on his body after about 2 seconds.

Nikolai