Nikolai

Bart Sells His Soul - S7-E4

Continuity mistake: When Milhouse snitches on Bart, Martin has grey hair and a black suit. In the very next shot he has his ordinary hair and is wearing a brown suit.

Nikolai

Bart Sells His Soul - S7-E4

Continuity mistake: Jasper's beard is missing when everyone is singing "In-A-Gadda-Da-Vida" at church.

Nikolai

Springfield Connection - S6-E23

Continuity mistake: While the Simpsons are eating breakfast, Lisa is eating what seems to be cereal from a bowl, but when she asks Marge if she needs to take a bullet for the mayor, she now has a plate in front of her with eggs and some other food.

Nikolai

Springfield Connection - S6-E23

Continuity mistake: The clothing of the women at the hair salon (Maude, Agnes, and Mrs. Krabappel) keeps changing color throughout the entire scene.

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

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

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

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

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

The Worst Stan - S7-E4

Continuity mistake: Stan's crocodile skin tie changes back to his ordinary black tie when he says "Prison rules" to himself.

Nikolai

Disfigured Debbie - S1-E8

Continuity mistake: While Mr. Klimer is forcing Debbie into the car, he for some reason seems to have a Charlie Chaplin-esque moustache which he doesn't have in any other point in the episode.

Nikolai

Help Wanted / Reef Blowers / Tea at the Treedome - S1-E2

Continuity mistake: In "Help Wanted", the last time SpongeBob says "I'm ready!", his collar turns red.

Nikolai

Tree House of Horror X - S11-E4

Continuity mistake: In "I Know What You Diddly-Iddly Did", Marge's necklace keeps changing from red to white when the Simpsons are at church, and when they go back home.

Nikolai

Thirty Minutes Over Tokyo - S10-E23

Continuity mistake: When Database is at The Java Server, he is using a teal computer, but when Snake comes in, he is using an orange computer, then he is using a teal computer again.

Nikolai

The Telltale Head - S1-E8

Continuity mistake: During the theater scene, the man in the back with the moustache and green jacket watching the Space Mutants movie changes from having yellow skin to brown skin after Bart blows a raspberry. (00:09:30)

Nikolai

The Telltale Head - S1-E8

Continuity mistake: When Bart returns home while Lisa is watching Krusty, the door opens without Bart even touching it. (00:22:00)

Nikolai