Watch Sky Trooper for Free: How to Stream the Movie Online at 123Movies. . Donald is stuck on KP at an air training base. Sergeant Pete gives him a huge pile of potatoes to peel first, then gives him some tests: close your eyes and touch fingers, pin the tail on the airplane. He finally gets sent aloft, only to discover it's a parachute jump. Eventually, both Donald and Pete end up falling with no chutes and a bomb.