Ready, Willing, and Disabled - S3-E15
Continuity mistake: When the guys are at the bar, Joe's glass of beer has foam at the top. When he starts crying, it completely disappears seconds later.
A Picture Is Worth 1,000 Bucks - S2-E11
Revealing mistake: When Brian is shaking his head saying he will never go to the theater with Peter again, you can see part of his neck is missing. (00:09:10)
Continuity mistake: When Brian is with Stewie asking for help, we see a set of blocks on the table, including a set of 3 stacked up. In the next shot, the 3 blocks vanish.
Mr. Griffin Goes to Washington - S3-E3
Continuity mistake: When Peter is talking to Mr. Weed at the baseball game, the shade of Peter's hair color changes from lighter to darker and vice versa multiple times. (00:03:35)
Continuity mistake: Kevin takes his jacket off at the dinner table. His shirt says Ed Hardy. The name wasn't on the shirt until he took his jacket off and it disappears again when he puts the jacket back on.
Baking Bad - S13-E3
Factual error: Everyone donating blood in this episode is being hooked up to bags already full of blood. Peter donates yet the bag he's hooked up to is already full. Really hazardous.
Death Lives - S3-E6
Continuity mistake: The steering wheel in Cleveland's van changes color. First it's black. Then it changes to grey when Peter gets in.
Lois Comes Out of Her Shell - S11-E6
Other mistake: When Lois goes to Justin Bieber's dressing room, when she enters the room and Justin looks at her reflection in the mirror you can see her arm disconnect from her body as she talks to him. (00:17:15)
Character mistake: In the cutaway gag involving George and Lorraine McFly from "Back To The Future" Lorraine says she hasn't seen Marty from high school since prom. George, Lorraine and Marty all attended the Enchantment Under the Sea dance in November 1955, not the prom, which is usually held in the spring.
Continuity mistake: In the cutaway of Brian in the Old Yeller remake, he takes out a gun and goes to shoot a boy. When he first fires, the shell from the first gunshot lands on the ground beside him, but in the next shot, the shell has suddenly rotated itself by about 90° to the left.
The Tan Aquatic with Steve Zissou - S5-E11
Continuity mistake: Stewie uses a chair to climb into his tanning bed. He tells Brian to come get him in 15 minutes. When he comes back 6 hours later, the chair is back over by the table.
Continuity mistake: When Peter returns home from being hyped up on Red Bull, he has numerous cans in his arms. When he sees Stewie he immediately drops the cans on the floor but when the camera pulls back as he sits down with Stewie in his lap, the cans of Red Bull are nowhere to be seen.
Continuity mistake: In the cutaway of Stewie talking with the three co-workers at the factory, there is a man towards the left of shot, leaning against a forklift. Beside the man is a female factory worker sitting on a crate about three to four feet to the left of him and her lunchbox is on the ground in front of the crate. In the next shot, as Stewie walks back to his forklift, the crate the woman is sitting on and the lunchbox are a much further distance from the man. The shot then pulls out, and the woman and her lunchbox are suddenly back to the original distance.
Other mistake: Peter is in the hospital and Lois is there talking to him. There are 2 IV bags and a heart monitor next to his bed. The monitor shows his heart beating normally yet there aren't any wires hooked up to him.
Factual error: When Peter is on The Price is Right, Drew says he's the top winner of the day so he'll spin first. However, the top winner always spins last.
Continuity mistake: When Joe, Peter, and Quagmire are sitting at the table in the bar, Joe takes off his sock and shoe to show them his foot. Cleveland comes in and Joe puts his leg back down and instantly has his sock and shoe back on.
Untitled Griffin Family History - S4-E27
Character mistake: When the family is about to drown in the panic room and start arguing with Peter about not liking "The Godfather," Chris starts listing off the great actors in it. "Robert DeNiro, Al Pacino, I mean, you've never seen...ROBERT DUVALL!" Robert DeNiro is in "The Godfather Part II," but not in the first one. (00:19:30)
Stewie Goes for a Drive - S10-E4
Continuity mistake: Stewie packs his backpack, opens the window and slides down the drain pipe. When Brian comes in to get him, the window is closed, but Stewie didn't do it.
Brian's Got a Brand New Bag - S8-E4
Continuity mistake: When Brian and Rita go into the house, the front door opens inward, as usual. A couple minutes later, the door opens outward when Stewie's crib hits it.
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