Im in front of the wall at grand parents house. But there house is not there a sky scraper is there and at the base of the wall is a white car and im with the mythbusters. They keep pulling a string with a hook on it and it launches the car next to the building I ask can I try and they let me I graped the hook with my left hand and the string with my right beacuse the strings long I pull it with both hands and the car launches perfectly up and over the roof and lands on it were all happy and congraduating each other