From Christina Applegate and Brad Pitt to Justin Timberlake and Fergie, see Hollywood's odd couples of the past
Nick Lachey & Kristin Cavallari
In March 2006, the Laguna Beach star hung out at the crooner's home with a delivery dinner and videos. "They are talking and texting all the time," a source told Us. But days later he was spotted with current girlfriend Vanessa Minnillo.
Credit: Mademen Photos