Continuity mistake: As Brian is saying "OK, you know what, fine, you are a genius", the glass of water disappears. (00:05:55)
Continuity mistake: When Meg is looking through her magazine in one shot there are just some adverts, but in the next shot there is a full page picture of someone. (00:01:20)
If I'm Dyin' I'm Lyin' - S2-E9
Continuity mistake: When Peter, Anne Frank, and a group of people (presumably Anne Frank's family) are hiding from the Nazis, Anne Frank and her family look over to discover Peter munching crisps. In the next shot, Anne Frank's family look somewhat different, in fact they are a different group of people entirely. (00:06:40)
Stuck Together, Torn Apart - S3-E19
Continuity mistake: When Peter goes to see his ex-girlfriend, she says she never washed her hand and takes off her right glove to show a black hand. It is like this right up until Peter leaves. She then turns around and the hands have switched colours. (00:10:00)
Continuity mistake: The length of the antennae on the remote control on the back of Chris's head constantly changes between shots.
From Method to Madness - S3-E18
Continuity mistake: In Stewie's first acting class, the chairs all the children are sitting on are blue but after Stewie has done his scene and he is talking to Olivia about her comment, the chairs are orange. (00:06:20 - 00:08:20)
Continuity mistake: After Peter says "Let him answer, Lois", he gets a lot closer to Dave between shots. (00:11:05)
If I'm Dyin' I'm Lyin' - S2-E9
Continuity mistake: When Peter says "There's gotta be an explanation for all this" the background is mirrored. (00:20:10)
The Father, The Son, and The Holy Fonz - S4-E18
Continuity mistake: When Francis is standing on a chair, nailing the crucifix above the door, the bottom of the crucifix overlaps onto the door frame, but when Francis comes down from the chair, the bottom of the crucifix is above the door frame.
The Tan Aquatic with Steve Zissou - S5-E11
Continuity mistake: When Kyle shows up to bother Chris outside Herbert's house, Chris and Kyle change position between shots. (00:05:40)
To Live and Die in Dixie - S3-E12
Continuity mistake: When we first see the Bumblescum General Store, there are two guys on the porch; one sweeping and one sitting, but shortly afterwards, the guy sitting is gone, even though there was no time for him to have moved. (00:08:05)
Continuity mistake: When Diane Simmons is announcing that she will play Anna, the five little pictures behind her change between shots. (00:11:15)
Continuity mistake: In 'Wasted Talent', near the end of the Chumba-Wumba song about Joe being in the wheelchair, the Chumba-Wumbas wheel Joe till he is about 15 yards away from the gate. Then as the shot cuts, Joe and the Chumba-Wumbas are standing right next to the gate. How did this happen? Nobody moved him. (00:10:30)
Continuity mistake: When Peter drinks the water after having all the dehydrated meals, he expands. Then in the next 'shot' he is much bigger, even though there is no time for him to have expanded further. (00:09:05)
Barely Legal - S5-E8
Continuity mistake: When Peter, Quagmire and Cleveland become cops because Joe trains them and they are all at Peter's, Joe has binoculars and is looking across the street and saying he is watching his wife Bonnie in her house. In just about every episode it is stated that Joe and Bonnie's house is right next to Peter's. So why is he looking across the street when their house is next to Peter's? (00:17:50)
Continuity mistake: Stewie and Brian shoot themselves in the foot. Next shot the holes have disappeared. (00:18:50)
Brian Wallows and Peter's Swallows - S3-E17
Continuity mistake: After Pearl dies, Brian rubs her cheek, but in the next shot, his hands (paws) are nowhere near her cheek. (00:20:35)
From Method to Madness - S3-E18
Continuity mistake: When we first see Stewie at drama class, there is a girl with pigtails behind Olivia, but when we next see Olivia, there is a black boy behind her.
Brian Wallows and Peter's Swallows - S3-E17
Continuity mistake: When we first see Brian at the Laser Rock Show, he is sitting next to a white shirted guy, but in the next shot, he is next to a blue shirted guy. (00:04:25)
Ready, Willing, and Disabled - S3-E15
Continuity mistake: When Peter is complaining to Brian about Joe doing the cereal ad, the position of the remote changes between shots. (00:14:15)
Answer: Mort is Jewish, and Walt Disney was said to be antisemitic. So it would make sense in a Disney universe all the inhabitants would share his supposed beliefs.
MasterOfAll