In the courtroom scene, Felix is being sued by Playboy. When their attorney finishes his side of the case he says "defense rests". They are the plaintiff. Only Felix can says "defense rests".
Correction: Felix brought the case against Playboy, so Felix is the plaintiff. Playboy was the defense, so Playboy's attorney saying "defense rests" was correct.
Correction: Felix brought the case against Playboy, so Felix is the plaintiff. Playboy was the defense, so Playboy's attorney saying "defense rests" was correct.