Nikolai

I'm Goin' to Praiseland - S12-E19

Continuity mistake: Helen Lovejoy suddenly has lipstick on when she gives Homer the ice cream. She doesn't have lipstick on in previous shots.

Nikolai

Trilogy of Error - S12-E18

Audio problem: When Lisa says "Oh no, somebody took my bike", she is mouthing something else.

Nikolai

Trilogy of Error - S12-E18

Continuity mistake: Milhouse is seen in the school bus during the Lisa segment, even though he was with Bart at the time.

Nikolai

Hungry Hungry Homer - S12-E15

Continuity mistake: Lenny's mug refills itself when he tells Homer, "You want to help me?"

Nikolai

New Kids on the Blecch - S12-E14

Audio problem: When the VJ on the TV says "That was the latest ad from Stridex pads. Medicated", her mouth is terribly out of sync with her voice.

Nikolai

Lisa the Tree Hugger - S12-E4

Revealing mistake: When Lisa wraps herself in Marge's arms right before she falls asleep, the inside of her mouth turns yellow.

Nikolai

Insane Clown Poppy - S12-E3

Continuity mistake: After Amy Tan shames Lisa, there is a shot of Lisa wearing a red necklace, her necklace becomes her usual white one, seconds later.

Nikolai

Kill the Alligator and Run - S11-E19

Continuity mistake: The 2 guitarists in Kid Rock's band swap hair color when Kid Rock first arrives on stage.

Nikolai

Lisa Gets an A - S10-E7

Audio problem: Superintendent Chalmers' mouth doesn't move when he says "Idiot."

Nikolai

Lisa Gets an A - S10-E7

Audio problem: When Homer says "According to my driver's license, I weigh 140 pounds" his mouth is not in sync with his voice.

Nikolai

Lard of the Dance - S10-E1

Continuity mistake: After Lisa wakes from her daydream, there's a boy behind her with blonde hair and a light purple shirt. After Ms. Hoover says "Then come back and finish the test", the boy's hair turns blue, and after it zooms in on Lisa's face, there's a boy with brown hair and a blue shirt behind her.

Nikolai

Missionary: Impossible - S11-E15

Continuity mistake: When Q'Toktok says "I told you we should have asked them", his hair is black instead of grey.

Nikolai

Faith Off - S11-E11

Continuity mistake: During the revival meeting, Ruth Powers has a bandana on in some shots, and doesn't have it in other shots.

Nikolai

Grift of the Magi - S11-E9

Continuity mistake: In the dinner scene at the end, Maggie is not wearing a bow, but when everyone tells Moe "Merry Christmas", she has her bow on.

Nikolai

Brother's Little Helper - S11-E2

Audio problem: Homer's mouth is out of sync when he's naming celebrities who use drugs.

Nikolai

Monty Can't Buy Me Love - S10-E21

Continuity mistake: Bart is next to Homer when Marge says "Where did you get that champagne?", but in the next shot, a clown is in the spot Bart was.

Nikolai

The Old Man and the C Student - S10-E20

Audio problem: At the end of the episode, Grampa's mouth doesn't move when he sings.

Nikolai

I'm With Cupid - S10-E14

Continuity mistake: Milhouse's hair is blonde in the school bus' mirror reflection.

Nikolai

Homer to the Max - S10-E13

Revealing mistake: There are two Ruth Powers in the same shot, when the people are crowding on Homer at the mall.

Nikolai

Wild Barts Can't Be Broken - S10-E11

Continuity mistake: During the song, Reverend Lovejoy at first has a blue sweater over his usual pink shirt, then he has a blue shirt, then he has his pink shirt without a sweater.

Nikolai