Continuity mistake: During the slow-motion sequence, Speedy slams the mallet on the cat's paw and leaves the mallet on the ground when he rescues the mouse. When he puts a stick of dynamite on the cat's tongue, the mallet has gone.
Continuity mistake: When Elmer is stabbing Bugs' hole with his spear, there are rabbit tracks around the hole. But when Elmer says "I'm going to kill the wabbit!" the rabbit tracks have disappeared.
Continuity mistake: When Jerry slips a photograph of Tom placing the chicken under Spike's arm in the cake, he inserts it with the printed side up. When Tom lifts up the cake, the photograph is now completely blank.
Continuity mistake: When the three little pigs hear the Big Bad Wolf playing his trombone in hell, the drumming pig only has a drum but when the wolf emerges from hell, a cymbal has appeared.
Continuity mistake: When Ralph is ready to surprise Alice, there is a switch by the door. But when Ralph tells Ned to bring in the cake, the switch has gone.
Continuity mistake: When Daffy goes into his dressing room and discovers that it was a Men's Room, the wording "Daffy Duck" on the sign changes size between shots.
Revealing mistake: When Speedy Gonzales is watching Sylvester drink Tabasco sauce from the tank that sends him miles into the horizon, watch Speedy's tail: it disappears before the scene ends.
Continuity mistake: When Bugs is trussed like a roast pig, the Tasmanian Devil puts salt and pepper on him and he leaves the salt shaker on the tree stump next to Bugs. But when the Devil unties Bugs later on, the salt shaker has disappeared.
Continuity mistake: When Quackie is at the cafe with Mary, their dog is sitting on the chair between them at the table. But when Inspector Faraway appears, the dog has gone.
Continuity mistake: When the Tasmanian Devil passes by the hamburger stall, you can see there is nothing next to the radio on the counter, but when we see a close-up of the radio in the next shot, there is now a mustard pot and a bottle next to it.
Continuity mistake: When Sylvester is unable to sleep at night, the camera pans in on his eyes and you can see that he has his head on the pillow when this happens, but in the next shot he is lying flat out on the bed.
Continuity mistake: When Hassan is trying to remember the magic word to open the cave door, you can see there is a burrow tunnelling under the entrance, but when we return to Hassan trying to remember the word later on, the burrow has disappeared.
Continuity mistake: When Yosemite Sam says "I dares" to Bugs, you can see there is nothing behind Bugs, but in the next shot he is standing in front of a mountain.