Knox Leon and Vivienne Marcheline: two of the craziest names you've ever heard? Yeah, we thought so. Well, the names' owners won't really have to worry about that, as they're likely to grow up some of the most beautiful and richest people in the world. Knox and Viv are the newest additions to the Brad Pitt and Angelina Jolie family, which already involves Shiloh Nouvel, Zahara, Pax, and Maddox. They sure do like names ending......