Continuity mistake: When the security guard says "Why didn't you tell me?" to Daffy, the guard is standing in front of a wall but in the next shot he is standing in front of the door.
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.
Continuity mistake: When Porky is searching for his contract in the waste-paper basket in Leon Schlesinger's office, he leaves some paper on the floor. But when Leon tells him to go back to work, we cut to Porky and the paper has gone.
Continuity mistake: When Sylvester and the orange cat take Tweety Pie's nest, you can see the outside of the nest is covered in snow. But when the two cats reach the bottom of the pole, the snow has gone.
Continuity mistake: When Porky arrives home, you can see a window looking outside to the right of the front door, but when Porky shoots the man upstairs a second time, the front door now leads to a hallway with a staircase.
Continuity mistake: When Sylvester Junior is turning the wheel to pump oxygen into his father's diving suit, he spots a worm and starts following it, walking away from the pump. But when Sylvester bangs on the tank glass telling him to start pumping, we cut back to Sylvester Junior and he is back near the pump again.
Continuity mistake: When Sylvester sees the Daily Bugle newspaper, the front cover headline reads "Police Hunt The Cat." You can see the words THE CAT have nothing around them, but when we see a close-up of the newspaper in the next shot, inverted commas have suddenly appeared.
Continuity mistake: When Woody reacts to the "Blackout Borscht" that the taxidermist has given him, the bowl is on the counter, but in the shot of Woody's head and neck rising into the air, the bowl has suddenly disappeared.
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 Spike grabs Tom's whiskers and threatens him, the background behind them changes from a fence to blue sky between shots.
Continuity mistake: When the elephant walks up to the bowl of clothes pegs, the number of pegs in the bowl changes between shots.
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 Elmer opens the door and finds Bugs at the dressing table in ladies' underwear, you can see the door is positioned on the left hand side of the frame. But when we see Bugs, the door is now on the right hand side.
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.
Continuity mistake: When Stan and Oliver are fighting outside the prison, Oliver kicks the warden in the backside who then turns around. You can see that there is a guard behind the warden when he turns around, but when we see the warden in the next shot, the guard has disappeared.
Continuity mistake: When Bugs hands Sam a fake loaf containing an escape kit, the wall next to the door in Sam's cell is completely clear, but when Sam empties the contents onto the floor, a metal sheet has appeared.
Continuity mistake: When Pluto pulls up the baby bird after resuscitating him, you can see there is nothing under the bird's legs but in the next shot water has suddenly appeared.
Continuity mistake: When Marvin the Martian creates three Instant Martians with water, you can see that he is holding a water pourer in his right hand, but when he tells the Instant Martians to capture Bugs, the water pourer has disappeared.
Continuity mistake: When Spike is sitting at the table waiting for his "surprise", Drippy arrives, picks up the table and hits Spike with it. You can see Spike is wearing his hat when this occurs, but he crashes into the patio table in the next shot, the hat has disappeared.
Visible crew/equipment: During the performance of "Gotta Get A Gift", there is a handheld camera shot where the turtles are walking towards the camera singing the chorus while the camera moves around them. Just before the camera cuts to another shot, a stage light can be seen in the background to the left of shot, behind Michelangelo. Additionally, two shots after this, the same stage light can be seen again in the far background and can also be seen right at the start of the shot after that for a brief moment.