In the "Chicago Jones" movie clip, the girl is wearing a white dress. When they jump, her dress is red.
At the beginning of "Chicago Jones" movie clip, the girl is bare-legged. At the end, she complains about a run in her stocking.
Helen Martin's head shot, visible in one shot at Jimmy's big audition, is replaced by another comp card after a cut.
Just right before Bobby gets the call for a callback, the car in the shot outside was preparing to reverse out to the street. The shot looks like a leftover shot used for the intro sequence.
When the casting directors say they want the lead actor to act like Eddie Murphy, some of the shots are reversed.
When Batty Boy talks to the Winky Dinky Dog employees, the camera can be clearly seen in the reflection of his sunglasses.