Continuity mistake: When Joe and all the handicapped meet in front of Peter's restaurant, Joe is by some white lines in one shot and not in the next. (00:16:30)
Continuity mistake: When Peter is hiding in the bedroom, the colour of the books by the TV change between shots. Most noticeable is 2 blue books become 1. (00:06:00)
Continuity mistake: The rug in the living room vanishes when Peter walks across and sits down. (00:04:00)
Continuity mistake: When Peter comes home from work, the position of the rug moves in relation to the sofa. Note Chris' feet. (00:03:50)
Continuity mistake: When Peter shocks Chris he is right next to him. In the next shot Peter is further away from Chris. (00:04:50)
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