Justin's an entertainment mogul at this point, and Jessica has had an amazing year career-wise with
Valentine's Day. But on a personal level, they've dropped in our rankings because of the never-ending breakup rumors: Justin's out flirting with other ladies, he's going back to
Cameron Diaz, and the list goes on. And wasn't it JT's grandmother who said, "As far as we're concerned, he's always been single"?