Continuity mistake: When Cluck Trent leaves his office to change into Stupor Duck, the floor is completed covered in water. But when Stupor Duck enters the editor's office, look behind him and you can see the water has gone.
Continuity mistake: When the shoemaker tells the elf how he can run his business without elves, the paperwork behind the elf changes position between shots.
Continuity mistake: When we see Dorlock Holmes at his desk at the start of the cartoon, you can see that he is writing with the feather in his right hand, but in the next shot he is holding the feather with his left hand.
Continuity mistake: When Daffy (dressed as Bugs) is fishing at the pier, there is a can beside him that keeps disappearing and re-appearing between shots.
Continuity mistake: When Napoleon takes some snuff, he puts the box back on the map, but in the next shot the box is now on the table near Bugs.
Continuity mistake: When Foghorn Leghorn is relaxing in the barnyard, you can see there are two hens fanning him, but when a man on a bicycle arrives with a telegram, the hens with fans have disappeared.
Continuity mistake: When the Coyote has put on his Batman outfit, you can see behind him there is a boulder and an empty box before he is about to jump. But we see the Coyote on top of the cliff in the next, the boulder and box are nowhere in sight.