"Fat Sam" is a fictional character from the musical and film Bugsy Malone. He is portrayed as a mob boss who runs a speakeasy in 1920s New York City. Known for his larger-than-life personality, Fat Sam is often seen wearing flashy suits and surrounded by his gang members. In the story, Fat Sam faces challenges from rival gangsters, particularly Dandy Dan, who seeks to take over his territory. The character is notable for his comedic traits and the way he navigates the world of organized crime, all while using cream pies as a unique weapon in the playful, child-friendly narrative.