Nikolai

The City of New York vs. Homer Simpson - S9-E1

Revealing mistake: Homer drives his car through the man at the picnic.

Nikolai

The Old Man and the Lisa - S8-E21

Revealing mistake: At the hospital, while Lisa is explaining how much 10% of $120 million is to Homer, Dr. Hibbert's hand is yellow.

Nikolai

I Am Peter, Hear Me Roar - S2-E8

Revealing mistake: When Brian says "Well face it Peter, your attitude towards women isn't exactly enlightened", Brian's dog tag is the same color as his fur. It also stays still, even while Brian is moving his head. (00:11:10)

Nikolai

The King Is Dead - S2-E7

Revealing mistake: Einstein's eyes briefly pop out of his head during the Theory of Relativity scene.

Nikolai

Death Is a Bitch - S2-E6

Revealing mistake: Death's right foot disappears when he gets up after he says "You know, my ankle is starting to feel better." (00:21:15)

Nikolai

Death Is a Bitch - S2-E6

Revealing mistake: While Lois is unbuttoning her shirt, Death's feet and legs aren't visible on the couch, even though he is lying on it.

Nikolai

Burns Baby Burns - S8-E4

Revealing mistake: While Larry and Homer are talking about Mr. Burns, Larry's drink flickers light pink twice.

Nikolai

Arrgh! / Rock Bottom - S1-E17

Revealing mistake: Near the end of "Rock Bottom", when SpongeBob arrives back to Bikini Bottom, SpongeBob's pineapple is animated differently from the other buildings. It looks like it was cheaply tacked on in post production.

Nikolai

DaBoom - S2-E3

Revealing mistake: When the Griffins are walking down the basement stairs, a portion of Brian's head is missing. (00:05:20)

Nikolai

Death Has a Shadow - S1-E1

Revealing mistake: When Brian asks Peter how much money they're getting from welfare, his neck is drawn over his collar, making his head look like it's disconnected from his body.

Nikolai

Death Has a Shadow - S1-E1

Revealing mistake: Peter's right eye overlaps his nose when Lois reminds him about getting drunk off communion wine at church. This mistake was later referenced in "Back to the Pilot." (00:02:50)

Nikolai

22 Short Films About Springfield - S7-E21

Revealing mistake: A black line briefly appears on Apu's forehead while he's tossing the tofu dog around.

Nikolai

Team Homer - S7-E12

Revealing mistake: When the children are running down the hallway, the animation keeps repeating. Duplicates of the same children are running several times.

Nikolai

Ned 'N' Edna's Blend - S23-E21

Revealing mistake: When Marge is talking to Helen Lovejoy about Canapés at the party, Marge's mouth disappears for a single frame.

Nikolai

Springfield Connection - S6-E23

Revealing mistake: Homer's hand briefly turns transparent when he puts it on Marge's shoulder after he tells her to rip up the ticket.

Nikolai

Round Springfield - S6-E22

Revealing mistake: Mr. Burns' body is not seen through the window of his car when he tells Smithers to drive.

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