Continuity mistake: When Porky Pig is beating up Daffy Duck off screen, some paper flies out and lands in front of the doorway. When Porky comes out after finishing the fight, another piece of paper appears from nowhere.
Continuity mistake: When Daffy Duck persuades Porky Pig to quit in order to pursue a career in feature films as Bette Davis' leading man, there is a coat hook on the wall that keeps disappearing and re-appearing between shots.
Continuity mistake: When Porky is searching for his contract in the waste-paper basket in Leon Schlesinger's office, he leaves some paper on the floor. But when Leon tells him to go back to work, we cut to Porky and the paper has gone.