Brad PittWho doesn't love to hear stories about how a struggling actor landed a big break? Every famous person got to the pinnacle of celebrity status by starting somewhere small -- even Brad Pitt. Here is a look at some of Hollywood's most famous celebrities before they were famous, starring in commercials and game shows, selling everything from Heinz Ketchup to pizza in the hopes of making it on the big screen. It is the small gigs that eventually land an aspiring actor the opportunity of a lifetime. Watch >>