Renowned Late Night Talk Show Host Conan O’Brien Learns How to Audition for Commercials December 5, 2013 Uncategorized acting class, commercial acting, conan o'brien, how to This is just more proof that Conan O’Brien can single handedly make something hysterical out of any given situation. Watch him, after being on TV for 20 years as a late night talk show host, look into getting the commercial acting game.