Pink and Carey Hart

The ‘So What’ hitmaker, 44, and the 49-year-old retired motocross racer got together after meeting at the 2001 X Games and then split in 2005. After they reunited, she got down on one knee at one of his races that same year. After two years of marriage in 2008, they divorced but got remarried in 2010 and welcomed kids Willow, 13, and Jameson, seven.