Continuity mistake: When Sam threatens to blast Bugs' head off with his gun, Bugs has his right hand on the pages of the "Learn to Fly" manual he is reading. In the next shot, he has now his hand on the book.
Continuity mistake: When Tom (dressed as a seal) performs "Yankee Doodle" on the horns at the circus at the end of the cartoon, the background behind him changes between shots.
Continuity mistake: After the kids have left the party, Pluto goes to the table and on the table there is a big blue plate of where the cake was. At this point you can see there is nothing next to the plate, but in the next shot a small blue plate has appeared.
Continuity mistake: Mickey Mouse uses an axe to cut down a tree for Christmas. Each chop he makes is horizontal, but when the tree falls over, the lower part of the trunk comes to a point, and the stump remaining in the ground has disappeared.
Continuity mistake: When Daffy Duck pushes the vase on the mantelpiece onto Rover, you can see there are pieces of vase by the fireplace. But when Rover starts barking a little later, the pieces have 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 Daffy Duck is printing fake rabbit tracks at the beginning of the cartoon, he puts two tracks next to Bugs Bunny's hole. But when Elmer Fudd arrives at the hole, the two tracks have disappeared.
Continuity mistake: When the orange kitten and the brown kitten attend to Tom after they knocked him out by hitting his head on the ceiling, the eyebrow over the orange kitten's right eye disappears for a few seconds.
Continuity mistake: At the beginning of the cartoon, you can see that the top part of Tweety's cage is small but in the next shot has increased in size.
Continuity mistake: When the bandit takes Droopy's wallet, he empties the contents and finds a photo of Droopy's girl. At this point, you can see the bandit is holding the photo with two hands, but when we see a close-up of the photo in the next shot, he is holding it with only his right hand.
Continuity mistake: When the kitten comes out of the can at the start, the can has "Salmon" written on it, but in the next shot that has disappeared.
Continuity mistake: When Jerry is removing the nail from Spike's foot with a hammer, the distance of the wall behind Spike changes between shots.