COSTUME IDEA:; "Gradual Change"; 1) Wear your lab coat to the costume party and talk ONLY about your "crocodile experiments."; 2) Every 30 minutes, go to the bathroom and put some green makeup on your face, so that the green area gradually increases. 3) Start begging for meat after 3 hours. 4) At the end of the night, put the coat on the crocodile you hid in the bathroom and release it on the dance floor.