A crack up is a memory game based on the bolts to be manipulated. Once a bolt has been screwed more than 8 times, the foot begins to cry. The first player spins the arrow at the top of the foot. He discovers Hits (number of screws) he must perform. The player may screw his hits to one bolt or multiple bolts. Player who screw one bolt the 8th turn is eliminated from the game. The last player in the game is the winner!