Continuity mistake: When Daffy Duck is on the windowsill at Porky Pig's house, the windows are initially misted, but in the next shot they are now perfectly clear.
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: When we first see Bugs' home at the beginning of the short, there are four carrot ends around the hole. When the oil tycoon and Maverick approach Bugs' home later on, there are now only two carrot ends.
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 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: When Bugs tells Wile E Coyote there is something wrong with his rabbit stew, Bugs is holding a carrot in his left hand. When Wile E is stuck in the hole and Bugs sticks the pressure cooker on him, the carrot Bugs was holding earlier has disappeared.
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 captain lifts the lid and finds that Jerry has been eating his pancakes, you can see there is a knife behind the plate, but when we see a close-up of Jerry in the next shot, the knife 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.
Continuity mistake: Before Mickey Mouse puts Pluto's birthday cake on the table you can see it is completely clear, but when Pluto is sitting down and the cake is in front of him, a saucer has suddenly appeared.
Continuity mistake: When the Coyote is pursuing the Road Runner at the start of the cartoon, he is holding a fork in his left hand and a knife in his right. But when we see the Coyote a few seconds later, he is now holding the knife in his left and the fork in his right.