Continuity mistake: When Butch opens the door to steal the ham from the fridge, the handle is initially on the right hand side of the door, but when he opens it later on the handle has moved to the left hand side.
Continuity mistake: When Piggy is seated at the dinner table, there is a bowl of fruit with a yellow lid next to it, and Piggy has in front of him a plate with a spoon on one side and a knife and fork on the other. After Piggy's mother stops him from taking some fruit, we cut back to Piggy, and the bowl of fruit and yellow lid have disappeared, and he only now has a spoon by the plate.
Continuity mistake: When John comes home and finds his son's toys on the lawn, the red truck has a registration number on the back of it, but when John is speaking to Ethel in the next shot, the registration number has disappeared.
Continuity mistake: When Daffy raises the upstairs to show everything downstairs has been destroyed, you can see there is a crushed table next to the elevator. The table disappears in the next shot, and in the shot after that, it is back again.
Continuity mistake: When Frisky Puppy is looking inside the box at the dump, the fence behind him is grey, but in the next shot it is white.
Continuity mistake: When Tom captures Quacker in his bag, he has nothing around his neck. But when we see Tom in the next shot, a napkin appears from nowhere.
Continuity mistake: The handle on the door changes during the scene where Sam throws a lighted match into the Powder Room on Bugs' ship.
Continuity mistake: When Spike threatens to kill Tom for giving him the hiccups, you can see that there is a burst paper bag by Spike and there is nothing in Tyke's bed, but when Tom crashes on the ground after climbing onto the house's guttering, the paper bag has disappeared and there is now a pillow and blanket in Tyke's bed.
Continuity mistake: When we see Hans walking down the rope from the boat, he's carrying plain pink cloth. But when we see Hans the next time, the cloth now has white spots on it.
Continuity mistake: When Porky tells Daffy to arrest Nasty Canasta, you can see the window next the door has four panes of glass, but when Daffy challenges Canasta to a fight, the number of panes has increased.
Continuity mistake: When Jerry and one of the puppies hear Tom whistling during the thunderstorm, you can see that there is a newspaper by the puppy when he and Jerry look out from their shelter, but when Tom falls into the river, we cut back to Jerry and the puppy and the newspaper has disappeared.
Continuity mistake: When Egghead Jr. shows Foghorn Leghorn the formula for how he managed to dig him out of the ground, you can see that Egghead has nothing next to him, but in the next shot a spade has suddenly appeared.
Continuity mistake: When Tom is playing with a ball of yellow wool next to Joan, look at the chair next to the table and you can see that George is missing, but in the next shot he is back in the chair.
Continuity mistake: When Bugs leaves the bank after getting his carrot, you can see there is nothing on the wall next to the door. But when he says "Taxi!" in the next shot, a plaque saying "City Bank" appears from nowhere.
Continuity mistake: When Tom attempts to squirt Jerry with the bottle of seltzer, Nibbles sets the freezer to Quick Freeze which freezes the floor and Tom is left frozen. You can see that when Tom is frozen, the bottle leaves an icicle of frozen water, but when Jerry and Nibbles dance around Tom at the end, the icicle has disappeared.