11/15/2013 11:14 am ET Updated Dec 06, 2017

Watch Stephen Colbert Choose Katie Couric, John Lithgow Or The Black Keys To Inspect His Prostate

Stephen Colbert wasn't about to let Al Roker and Matt Lauer upstage him with their already-infamous live prostate exams on "The Today Show" last week. In honor of November sweeps, as well as his own delicate ego, Colbert insisted on performing his own prostate inspection -- with celebrity guests!

Watch as Stephen makes the decision to let Katie Couric, John Lithgow or the Black Keys take a look around his rear end, and the surprising discovery of its contents.