Way before Brangelina, Billy Bob Thornton and Angelina Jolie were wearing droplets of each others' blood around their necks. Angelina even had Billy Bob's name tattooed on her arm. She lasered off and covered it up -- but the world will remember their eccentric relationship forever. [Photo: Getty Images]

This bag was one of Kanye's Christmas gifts to Kim Kardashian. Oh and it cost $40,000. That is all. [Getty Images]

Though she isn't exactly a "celebrity," NASA astronaut Lisa Nowak hit ultimate crazy love fame status after she launched an elaborate plan to kidnap a woman who was dating her love interest -- another astronaut. The outer space love story grabbed all the headlines when police reported she was wearing "space diapers" at the time. [Getty Images]

Taylor Swift was eager to be closer to her long-distance boyfriend Conor Kennedy (yes, THAT kind of a Kennedy), so she bought him a $4.9 million house across the street from her in Cape Cod. They broke up shortly thereafter. [Photo: Getty Images]