Continuity mistake: When the delivery man comes to the door with Porky's canary (Charlie Dog), the front door handle has a keyhole with it, but when Porky throws Charlie out of the house, there is no keyhole.
Continuity mistake: When Bugs dons his top hat and tails and tells the penguin, "I've always wanted a nice long formal vacation", he takes the penguin by his left hand. When the two are walking along in the next shot, Bugs is now holding the penguin in his right hand.
Continuity mistake: When Droopy tells Reginald Fox about the steak for every fox he brings back, the grass behind Droopy changes from light green to dark green between shots.
Continuity mistake: In a full view of the oven, inside the oven door the chicken's legs are white, but in the next shot, the legs are now brown.
Continuity mistake: In this first Mr. Magoo animated short, Waldo is playing a four-string banjo. Throughout the cartoon, the number of strings keeps changing. Sometimes there are three and sometimes there are only two.
Continuity mistake: When the dog is chasing Daffy with an axe, Daffy runs into Porky's bedroom which has a white door but then changes colour to grey in the next shot.
Continuity mistake: When Tweety is running away from Sylvester, he hides in a tube of "Badminton Birds." When Sylvester comes around the corner, you can see there is a racquet next to the tube, but when we see Tweety coming out of the tube in the next shot, the racquet has disappeared.
Continuity mistake: When Junior is reading the back page of his father's newspaper during breakfast at the start of the cartoon, the page has "Bugs Bunny Comics" at the top of it, but when Papa Bear puts his hand through the newspaper to hit Junior and tell him to eat his oatmeal, the page now just says "Comics".
Continuity mistake: After Tom has drunk a bucket of water, the baby woodpecker pecks inside his stomach and water then seeps out through tiny holes in his body. At this point, you can see Tom is completely surrounded by water, but when Jerry knocks Tom's tail in the next shot, the water has disappeared.
Continuity mistake: After Tom has torn up Jerry's diary, you can see that the pie is next the hole of Jerry's home, but when Jerry comes around the corner and sees Tom, the pie is now positioned near Tom's foot.
Continuity mistake: The movie begins with Joe Backett witnessing one of the many victories by swim star Eve Barrett. In the very first wide shot of the pool, Esther Williams is fitting her cap getting ready to compete. Cuts to a closer view, and she has a towel on her shoulders that she has to take off before fastening her cap. (00:01:45)
Continuity mistake: When Pluto sees the bees' nest, the position of the nest's entrance changes from the bottom to the middle between shots.
Continuity mistake: When the three pigs are reading a book at the beginning of the cartoon, the front cover has "Children's Stories" on the red rectangle, but in the next shot the words have disappeared.
Other mistake: Just as Ichabod Crane places his coat across a small stream of muddy water so Katrina can cross, Brom Bones rides his horse through the water, creating a large splash. Ichabod winds up covered with mud and sitting in the water. Brom scoops up Katrina and rides off with her. There is not a speck of mud or water on her, on Brom or on the horse.
Continuity mistake: When the guard opens the door of the perfume shop and sees Pepe, there is a cabinet on the right hand side with nothing on it, but in the next shot an orange vase suddenly appears.
Continuity mistake: At the beginning, Gregory Peck is in bed, tied down, when a storm opens his windows and blows out the candles. But when Ava Gardner walks in and closes the windows, the candles are alight again.
Continuity mistake: When Donald finds the "To Uncle Donald" car in the box of cigars, the position of his fingers on the card change between shots.
Continuity mistake: When Sinatra comes down to Esther Williams to serenade her by the pool, she has just been swimming. When she meets up with him by the tree she is dry as a bone. Even her swimsuit is dry.
Continuity mistake: When the old man asks Bugs why Steve Brody jumped off the Brooklyn Bridge, the position of Bugs' carrot on the plaque changes between shots.
Character mistake: In Frank Sinatra's scene in the taxi cab, when the girl is singing "Come Up to My Place," he rolls the cab window down and when he rolls it back up, he catches the front of his hair (the quiff) and has to roll the window back down to release it.