Kelly Brook wears nothing but Reebok Easytone trainers in new billboard ads for the footwear that are up in London. Kelly Brook says she doesn't want the billboards to cause any accidents, but they certainly could distract male drivers. Kelly says the ads were shot during the World Cup andno one was paying attention to her (even though she was wearing nothing but trainers) because they were focused on the matches. Kelly was asked if the Reebok trainers work. She answered, "Of course it works, I wouldn't put my name to something that doesn't work." Take a look: