One day Dubya decides he wants to learn to sky dive so he talks to Cheney who has done it before.
Cheney agrees to teach him how so they go up in Airforce One somewhere over Texas and Cheney says to Dubya "Jump out and pull your rip cord. I'll be right behind you and we'll go down together OK?"
Bush jumps out and pulls his ripcord and starts floating down. Cheney jumps out and immediately has a heart attack and flies past Dubya. Bush sees Cheney streaking past and unfastens his parachute, while shouting "So, ya wanna race, huh?