Fun Theory: Soap. Fighting H1N1 With Fun - The Fun Theory. Puzzle It. The Fun Theory - Cheerleaders.avi. Fast Lane - The Slide. Best Bus Stop Ever. Fast Lane - The Shopping Carts. The Fun Theory 3 - Bottle Bank Arcade Machine. Fast Lane - The Elevator. The Fun Theory 2 - The World's Deepest Bin. The Fun Theory 1 - Piano Staircase.