Before the red carpets, the award shows, and the blockbuster roles, even the biggest stars had to start somewhere. Hollywood is full of surprising friendships, but some of the most unlikely bonds were forged not on set, but within the four walls of a shared space. From comedy legends bunking together in Chicago to future A-listers hustling side by side in Brooklyn and beyond, these celebrity roommate pairings are guaranteed to catch you off guard. Read on to discover the famous duos who once called each other roommates before the world knew their names.