The Tonight Show with Conan O'Brien is an American late-night talk show that featured Conan O'Brien as host from June 1, 2009 to January 22, 2010 as part of NBC's long-running Tonight Show franchise. O'Brien previously hosted NBC's Late Night with Conan O'Brien, which followed The Tonight Show with Jay Leno for 16 years, until his brief succession over Leno.