Continuity mistake: When Daffy Duck asks Porky Pig if he has a fishing licence, the background behind them changes from mountains to trees between shots.
Continuity mistake: Before Dinah the Dachshund enters her home, the door flap is open. In the next shot, it is closed.
Continuity mistake: When the construction worker digs up Bugs' home with a crane, Bugs emerges from the hole and you can see that there is earth around it, but in the next shot the earth has changed to grass.
Continuity mistake: Dr. Luther Brooks is in the changing room with Dr. Dan Wharton. During their conversation, one of the lockers behind Brooks' is open, its door quite close to him. In the close-ups though, all the lockers are closed. The shadows are also different. (00:04:00 - 00:04:40)
Continuity mistake: When Sam is electrocuted on the electric chair, the straps on the arm are hanging loose, but in the next shot they are now standing up.
Continuity mistake: When Bugs is sitting on the bench in Central Park with the other out of work actors, he has stubble on his chin. When Bugs accepts Elmer's role as his sidekick in his vaudeville act, the stubble has 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: Jim Hawkins is stabbed in the shoulder, but when the doctor later treats and binds the wound, it has moved to his upper arm. (01:20:25)
Continuity mistake: When the nanny hits Sylvester on the head with the handle of her umbrella, there is a bench in the background that disappears in the next shot.
Continuity mistake: When Bugs is square dancing with the hillbilly brothers in the hall, you can see that the hall has a decoration on the wall, but in the next shot the decoration has disappeared.
Continuity mistake: When Tweety sees Sylvester in his carrier, you can see that Sylvester's carrier is facing straight but in the next shot it is now pointed at an angle.
Plot hole: When major Singleton challenges Brant Royle to a duel with single shot pitons, he fires one pistol, and leaves the other pistol on the bar. He then goes into his carriage and shoots himself. He only has the pistol that has already been fired.
Continuity mistake: When we first see the "They" flag on Yosemite Sam's fort, it is completely fine. When Sam says "Ahoy, there!" there is now a hole in the top right hand corner.
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 Annie finishes her song about "doin' what comes naturally," she grabs her rifle and uses the butt to shoo the children towards the house. The man she is talking to is close enough that she could touch him with the gun if she wanted too. The shot changes to a longer shot of the same view and the man is suddenly 5 or 6 feet further away, where the gun would no longer reach him.
Continuity mistake: At the beginning of the cartoon, Tom lifts a flower pot to reveal a cowering Jerry. But after Tom has caught Jerry with his lasso, he pulls him back but the flower pot is nowhere to be seen.
Continuity mistake: When Porky emerges after his mauling from the gorilla, his face is covered in scratches, but when he is speaking to the Ajax Broadcasting Company on the telephone, the scratches have disappeared.
Continuity mistake: At the saloon, Jim brushes off Mr. Walsh and walks out on him. Walsh turns to Francie the bartender, who suddenly is holding the bottle that was undisturbed on the counter a moment before. (00:17:25)
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 Daffy begins reading "The Scarlet Pumpernickel" at the start of the cartoon, you can see that the script is by the wall. Later on, both Daffy and the script are in front of J.L.'s desk, and a few shots later they are near the wall again.