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.
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