Continuity mistake: When Bugs is standing in front of the General's desk, the General has nothing in his left hand but in the next shot he is now holding a pencil.
Continuity mistake: When the postman places the envelope in Bertram Bonny's mail box at the beginning of the short, in a long shot the envelope is not franked, but in a close-up, it is.
Continuity mistake: When Bugs is doing his exercises in his home, behind him on the wall there is a shelf with four carrots. But in a close-up of Bugs, the shelf disappears.
