Continuity mistake: When Elmer is picking up the money and putting into the case, the dollar note next to Sylvester changes position between shots.
Continuity mistake: When the man is imitating the frog to the agent in the talent agency, he is initially holding his hat, and then throws his hands up into the air. When his hands come back down, the hat has disappeared.
Continuity mistake: When the camera pans in on the audience at the start of the show, you can see that Granny is sitting next to Bugs and Daffy, but after a quick cut to Elmer, we return to Bugs and Daffy, and Granny has disappeared.
Continuity mistake: In the climatic confrontation between Artie West and Mr. Dadier at the end of the movie, West cuts Dadier in the hand with his knife. The scene cuts to Dadier holding up his hand, and it's already covered in blood.