Yes, the giant SNES controller above actually works and is not just for looks. Put simply, "the body of the controller is cut from wood, and the buttons are connected directly to the guts of a standard SNES controller." Click here for first picture in gallery.
The angular, simply-shaped NES controller lent itself well to humongonization, but the rounded sides and shoulder buttons made the SNES a formidable challenge to accurately build at such a large scale.[via Gizmodo]