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: When the oil tycoon says "Lower away, Maverick!" his two guns are beside him. But after a quick cut to Maverick, we return to the oil tycoon and the two guns have now disappeared.
Continuity mistake: When the oil tycoon tells Maverick to lower him down into Bugs' hole, the oil tycoon's body disappears for a few frames.