Top Gear last night showed
Adam, Tanner and Rutledge design their own RVs that have to be comfortable, fun to drive and win a series of challenges ending at the famous infield of the Charlotte Motor Speedway. Kenny Wallace drove one of the RV's. One almost tipped over, the car did.
You can watch it on line at the Top Gear web site http://www.history.com/shows/top-gear/videos/top-gear-rvs#top-gear-rvs