I don't know if you ever tried to do what's in this title ? Going reverse with a trailer is a nightmare when you're not used to it. You have to go slowly, you have to be careful and to think the opposite way than you're doing usually in revere gear without a trailer. In this Volkswagen ad, a guy is full speed in reverse gear and this is really fun cause people are looking at him like an UFO. At the end, they show us the trick which is very simple.