It's a mouthful of a title for a rowdy, ramshackle funfest that flies by on its spirited humor and surprising heart. Back in 2005, Vince Vaughn mounted a comedy tour through what left-and-right coasters condescendingly call the flyover states. His friend Ahmed Ahmed, a standup comic of Egyptian descent, had introduced him to the acts of three friends at the Comedy Store in Los Angeles. They are John Caparulo, Bret Ernst, and Sebastian Manisalco. Vaughn had the idea that he and his fab four…