Continuity mistake: When Stewie gets out of the pool, he puts his brush down by the side of the pool and walks off, When we see him on the phone the brush and puddle of water by the pool has disappeared. (00:02:45)
Continuity mistake: Pay attention to the items behind the police auctioneer. In the first couple of shots we see a statue of a knight on a horse to the left of the auctioneer. When the camera cuts to Peter, and then cuts back, the statue is gone. The statue is then back in the next shot. (00:03:20)
Continuity mistake: When we see Meg and Lois in the mud bath, there is a clipboard next to the TV remote. However the clipboard soon vanishes. (00:05:30)
Continuity mistake: Lois and Meg take the red car for their vacation at the spa, but while they are gone, Peter is seen driving it a few times. (00:08:00)
Continuity mistake: When Meg is waiting for Lois outside the hooters, she has a watch on her wrist. When she is talking with Lois, it just disappears after a couple of shots and we don't see it again. (00:11:10)
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