Nikolai

Prick Up Your Ears - S5-E6

Revealing mistake: As Stewie is walking toward Herbert's house, he just suddenly appears mid-screen.

Nikolai

Hell Comes to Quahog - S5-E3

Revealing mistake: Right after the "Ghost Whisperer" cutaway, while Peter, Chris, and Lois are sitting on the couch, Chris' eyes disappear for a single frame. (00:09:10)

Nikolai

I Take Thee Quagmire - S4-E21

Revealing mistake: When Peter leans down to get the basketball, a dot briefly appears on his shorts, then disappears almost immediately.

Nikolai

Lethal Weapons - S3-E7

Revealing mistake: When Peter says "kicking, Lois?", after being kicked into the stereo, his nose very briefly turns white. (00:20:00)

Nikolai

A Picture Is Worth 1,000 Bucks - S2-E11

Revealing mistake: When the hotel employee gives Peter the key to the room, the man's moustache turns yellow for a second.

Nikolai

Brian the Bachelor - S4-E7

Revealing mistake: When Brian tells Brooke "I understand", after he thought he was being rejected, his left ear disappears for a single frame.

Nikolai

Lethal Weapons - S3-E7

Revealing mistake: When Peter runs across the dock after getting out of the boat, a large chunk of his body is missing.

Nikolai

Road to Rhode Island - S2-E13

Revealing mistake: When Brian says "Our tickets were in the bags", half of his left hand is missing for a frame.

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

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