In "Serious Jibber-Jabber," Conan O'Brien has lengthy, uninterrupted conversations with interesting people on topics which fascinate him. In this episode, Judd Apatow, the man behind such hits as "Anchorman," "Knocked Up," "Bridesmaids," and "This Is 40" joins Conan to touch on the nature of comedy writing rooms, breaking into showbiz and how Judd’s greatest dream was to write an episode of "The Simpsons.