Denise Richards made a bad decision when she divorced Charlie Sheen and immediately jumped into a relationship with Richie Sambora, the ex-husband of her former BFF, Heather Locklear. After dating for about a year, Denise and the Bon Jovi rocker called it quits in March. James Devaney/WireImage.com - September 7, 2006
Celeb Breakups of '07
Check out the celebrity couples who called it quits in 2007.