Piano Hands. These electronic gloves with built-in sensors at the fingertips emulate musical notes upon tapping any flat surface. With eight different instruments to choose from, we can't think of a better way to be endlessly annoying on elevators, airplanes, trains and other cramped enclosed spaces -- assuming you can find a place to plug in your Marshall Stack. Pick up your ticket to stardom for just £49.99 ($92) from IWOOT. No word yet on a release date.