You must reach the top of the launch silo and open the hangar door. Collect pieces of junk to build a flying apparatus while avoiding snot rockets from the common cold and his contagious contraption, the flu bug machine. Up Arrow Key - Jump / Go Upstairs. Right Arrow Key - Run Right. Left Arrow Key - Run Left. Down Arrow Key - Duck / Go Downstairs. Spacebar - Action / Use Flying Machine (When Competed).