Celebrity Concentration: Star Roommates

Hugh Grant once said "No man is an island." Finding someone to successfully cohabitate with can be a daunting and potentially traumatic task. While most people -- like Lauren Conrad and Heidi Montag -- have horror stories about roommates who have crazy boyfriends, read through their mail, blast music at 4 a.m., some of Hollywood's finest -- like Robert Duvall and Gene Hackman -- managed to strike the roommate jackpot. See if you can match up which celebrities pooled their talent and rent money together.