First Rule: You do not talk about Fight Club. Second Rule: You do not talk about Fight Club. Third Rule: When someone says ""Stop"" or goes limp the fight is over. Fourth Rule: Only two guys to a fight. Fifth Rule: One fight at a time. Sixth Rule: No shirts no shoes. Seventh Rule: Fights go on as long as they have to. Eighth Rule: If this is your first night at Fight Club you have to fight... A ticking time bomb insomniac and a slippery soap salesman channel primal male aggression into a shocking new form of therapy. Their concept catches on with underground ""fight clubs"" forming in every town- until a sensuous and mysterious woman comes between the two men and ignites an out-of-control spiral toward oblivion. Pitt and Norton deliver knockout performances in this stunningly original darkly comic film from David Fincher based on the controversial book by Chuck Palahniuk.