The final episode explores how Second City revolutionized the world of comedy by pioneering improvisation. Hosted by Second City alumnus Joe Flaherty, the show features a cast of comedy greats who got their start with Second City, honing their comedic skills by learning to improvise. The hour is an entertaining blend of comic sketches, movie clips and exclusive interviews with the likes of Tina Fey, Alan Arkin, Mike Myers, Martin Short, Patrick McKenna and Colin Mochrie.