Other mistake: When the cut scene goes to Star Trek The Next Generation, all of the rank pips on the crew's collars can be seen on their left side. All Starfleet rank insignia, with the exception of Admirals in this series, is situated on the right side. (00:18:45)
Blue Harvest - S6-E1
Other mistake: In the scene where the Millennium Falcon has just left the death star after Obi-Wan has been killed, there are two shots of the ship flying away through space. In the second shot, the cockpit is missing. (00:33:35)
The Most Interesting Man in the World - S12-E17
Revealing mistake: When Peter is attempting to sneak into the Drunken Clam whilst keeping an eye on Stewie, Peter rips out his eye and throws it towards Stewie, though his glasses are in the way of his eye. (00:03:10)
Continuity mistake: Near the end of the episode, Joe and Quagmire are shown sitting at a booth inside the bar with Joe pulled up to the corner of the booth. As Peter apologizes to them, Joe is no longer seen next to him. As Peter takes Quagmire's check, a part of Joe is seen sitting in the next booth. In the shot after, he disappears again for the rest of the scene.
To Live and Die in Dixie - S3-E12
Continuity mistake: When the FBI agents are telling Lois that the killer knows where they are, the sky keeps alternating from night to daytime and back.
Boys Do Cry - S5-E15
Revealing mistake: When Lois places Stewie on the floor whilst at the Little Miss Texas pageant, one of the girls is seen looking at herself in a mirror, only she doesn't seem to have a reflection. (00:15:35)
Road to the North Pole - S9-E7
Continuity mistake: When Stewie and Brian are taking the unconscious man to the closet, a blood trail is left behind him. However, when Stewie and Brian get the man into the closet, there's barely any blood there. (00:34:45)
Road to the North Pole - S9-E7
Continuity mistake: When Stewie and Brian put out the presents in the first house, there is a plate with three cookies on behind them. But when Brian goes to eat the cookie, there is only one cookie there and no plate. (00:33:20)
Continuity mistake: In the restaurant scene during the chicken fight, after Peter says "oh yeah? What are ya gonna do about it?" the chicken already has a black eye just before they begin fighting.
And Then There Were Fewer - S9-E1
Continuity mistake: When Diane Simmons tells Lois that she is the murderer, Quagmire has already left the manor with Stephanie's body in the boot. When Diane is walking Lois outside, Quagmire is seen again even though he just left. This has been cut from the DVD. (00:45:40 - 00:46:50)
Something, Something, Something, Dark Side - S8-E20
Continuity mistake: When Han lands the Millennium Falcon in the "handicapped" crater on the asteroid, the handicapped parking logo disappears from the ground. (00:22:45)
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