Laser Watch. The watch itself looks like a simple baller band in white and gray. But just press a button, and the time will be projected on your arm in laser light so you (and everyone else around you) can read the time off of it.
Bitplay’s Bang! lamp Lets You Shoot The Light Out that lets you turn it on and off through a remote control that’s shaped like a gun. Pull the trigger, the light goes out and the lampshade actually tilts as if shot.