Continuity mistake: When Bugs dresses up Elmer as a woman, there is sign post saying "Vine" behind Elmer, but when we see Elmer in the next shot, the sign post has gone.
Continuity mistake: When Bugs starts singing "Someone's Rocking My Dream Boat" when he is dreaming, you can see the side of his boat has nothing on it. When he throws out the anchor, the words "Dream Boat" have appeared.
Continuity mistake: When Bugs goes to sleep after taking the sleeping tablets, he is lying down with his legs straight and the sleeping tablet bottle is right by him. But in the next shot, his legs are now bent and the bottle has gone.
Continuity mistake: When Elmer falls asleep during his fishing trip, you can see his fishing rod by his feet. When Bugs comes out of the fishing basket, the rod has disappeared.
Continuity mistake: When Elmer takes out of his fishing gear, there are pieces of his torn up contract by the log. When Elmer walks off, they have disappeared.
Continuity mistake: When Elmer is in the log, he puts out his hand to make sure he is on the ground and you can see there is a rock by the log. When Elmer breaks up his shotgun in front of Bugs, there is now no sign of the rock.
Continuity mistake: When Elmer is chasing Bugs at the beginning of the cartoon, the ground is white, but when Bugs comes out of the log and pushes it over the cliff, the ground is green.