Continuity mistake: When the mice are serving the cat, there is a mouse who is taking the cat's order and he drops his notepad on the floor when he says "Mouse?" and runs off. But when we see a full view of the cat and the mice in the next shot, the notepad is nowhere to be seen.
Continuity mistake: When Bugs is climbing up the ladder, you can see that he has a toothbrush in his right hand, but when he enters the rocket ship, the toothbrush has disappeared.
Continuity mistake: Knowing a security guard is about to eject him from an office building, Harold Lloyd grabs a secretary's pillow and flings it into the hallway. The pillow lands at an angle to the doorway, but when Lloyd is shoved out and lands on the pillow, the pillow is parallel to it.
Continuity mistake: When the mouse is serenading the female mouse with his guitar, she throws down a flower at him and there is only one leaf on the stem. But when Speedy Gonzales comes along and takes the flower, there are now three leaves on the stem.
Continuity mistake: When the first gopher approaches the second gopher at the start of the cartoon, the gopher is holding some acorns and on the ground beside him is an acorn and some leaves. But when we see a close-up of the gopher in the next shot, the leaves have gone.
Continuity mistake: When Elmer calls for his two dogs to catch Daffy, you can see the white dog is by the brown dog when Elmer tells them to "get on his twail", but when we see the brown dog sniffing one of Daffy's footprints in the next shot, the white dog has disappeared.
Continuity mistake: When Oliver is laughing after Stan tossed the woman's bucket in the street, the top of Oliver's coat and his bowler hat are covered in snow. In the next shot, the snow has disappeared.
Continuity mistake: When Bugs sees carrots gushing from his home at the end of the short, there is a mechanical pulley by the derrick. But in a full view of the derrick in the next shot, Bugs and the mechanical pulley have disappeared.
Continuity mistake: When Tom shoots a stream of balls to flatten Jerry, the last ball in the pack is coloured purple, but when the balls rebound off the side rail, the last ball is now a green one.
Continuity mistake: When Porky inspects Prissy for eggs, you can see that the nest to her has nothing on the wall, but when Porky threatens Prissy to lay an egg, a sign with "Daphne" on it has appeared.
Continuity mistake: When we see "Ben Birdie" on the stage at the start of the cartoon, he is surrounded by a piano, tuba and a drum, but when a mouse appears out of the tuba in the next shot, the drum has completely disappeared.
Continuity mistake: When Dr Jekyll enters his laboratory at the start of the cartoon, he locks the door with his key. After drinking the Hyde Formula, he turns into Mr Hyde for a short time before going back to Dr Jekyll. When Jekyll leaves the laboratory, he opens the door without unlocking it.
Continuity mistake: When Butch points his pistol at Tom, you can see that the handle has nothing written on it, but in the next shot the words "Ajax" have appeared.
Continuity mistake: When we see Daffy Duck hiding behind the tree at the start of the cartoon, you can see that behind him on the left there is nothing in the background, but when we see wiping the sweat off his face with a towel in the next shot, trees have suddenly appeared.
Continuity mistake: When the convict trips outside the plastic surgeon's office, the sign on the window reads "plastic surgery" which changes to "plastic surgeon" in the very next shot.
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 Spike is disguised as a fortune teller, he writes on a piece of paper: "To the Judge - I cheated in every event. Signed: Droopy". When he hands the piece of paper to the judge, the "To the Judge" and "Signed" with the dotted line are missing.
Continuity mistake: When Sylvester has caught all of Speedy's friends, he puts them in the bottle and he is holding the flute in his hand. But when see Sylvester a little later on, the flute has gone, and after Speedy has rescued one of his friends, Sylvester has the flute again.
Continuity mistake: When Jerry runs onto the record player, he runs next to a button panel and there are four buttons on it: Fast, Stop, Start and Change. But when he is pressing random buttons later on in the cartoon, a "Record" button has been added and the "Change" button has disappeared.
Continuity mistake: When Casper the Caveman takes off his caveman's outfit to go swimming, he puts his outfit near the edge of the bank. After Daffy says that he can't swim, he reverses back onto the land and goes and collects his suit, but this time the suit is now much further away from the bank.