Continuity mistake: When Stewie is being chased by the animals, one of the geese simply disappears. (00:01:00)
Continuity mistake: When Peter jumps the fence into the kangaroo enclosure, the people who are stood watching disappear between shots. (00:01:30)
Continuity mistake: The poker chips in front of Peter keep changing colour, and size of piles. (00:03:00)
Continuity mistake: When playing poker, Joe puts his cards down on the table, but in a following shot his is holding them again. (00:03:30)
Continuity mistake: When Peter puts his cards on the table during poker, they are all over lapping but in some shots they separated and the table is visible. (00:03:40)
Continuity mistake: At the Adult Education centre we see an establishing shot showing the building and that it is night time. When we see the classroom there is beautiful sunshine beaming in through the window. (00:04:20)
Continuity mistake: When we see Peter walking over to Carter's boat, in the long shot there is a wooden post above water at the end of the jetty. This post then disappears. (00:06:10)
Continuity mistake: When Lois is talking to her father about Peter wanting to be friends with him, the two emblems on Carter's shirt disappear between shots. (00:07:55)
Continuity mistake: At the end of the poker game, Carter says he's going to turn in. When he does his button changes colour from yellow to white. (00:10:00)
Continuity mistake: The gold buttons on Carter's jacket disappear when they are on the American Football field. (00:10:10)
Continuity mistake: When we first see Carter and the Griffins at the Newport racetrack, Peter's hands are on his thighs, but in the next shot, he is holding a cigar in his mouth. (00:11:10)
Continuity mistake: After Brian has violated Seabreeze, we see the family sat on two sofas with Peter having one of his arms on the arm of the sofa. When the camera changes, his hand is now on his knee. (00:12:10)
Continuity mistake: When we see all the Ted Turner puppies, none are feeding from Seabreeze. When the camera changes several puppies are feeding. (00:20:50)
Continuity mistake: Peter is playing poker with Lois's father, and he wins. Lois's dad wins. While he's bragging about his son-in-law, look at the table. All the chips and cards are gone.
Continuity mistake: When the guys are all playing cards, Peter has a low amount of blue chips. In all the different shots, Peter goes from having no chips to having a lot. The pile is low in the above shots and high when it is close up on Peter.
Peter Griffin: Husband, Father...Brother? - S3-E14
Continuity mistake: When Stewie jumps on the picnic table and begins his dance, at one point he undoes his coveralls and removes his shirt. In the next shot he is fully clothed.
Peter Griffin: Husband, Father...Brother? - S3-E14
Continuity mistake: When Chris says "Cool, I get to be black and Irish, he is holding three books, the top one being green. A few moments later, the top book is brown.
Ready, Willing, and Disabled - S3-E15
Continuity mistake: The word 'Coach' on Peter's jumper changes in thickness multiple times just as Joe is starting the final race. (00:12:45)
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)
Ready, Willing, and Disabled - S3-E15
Continuity mistake: Chris takes Meg's purse and throws it to Stewie to go through. He throws items on the floor, and when Meg takes her purse back, the items on the floor are not there.
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