something really cool but probably horribly dangerous to do is to slowly take out the left side of the cartridge when the game is on, and the sound with get glitchy, Mario will move around on the ground like a skateboard, and when he jumps, it looks like his dismembered parts are flailing about in some strange mass of Mario!
“You never really understand a person until you consider things from his point of view.†-Atticus Finch