Is Paul Rudd sexy enough to carry the title of People's 'Sexiest Man Alive'? Stephen Colbert, head of the LSSC Sexiness Research Institute, puts young Paul through a series of rigorous scientific tests to find out if he has what it takes. Keep watching for the conclusion of Stephen's tests and the reveal of People's 'Sexiest Man Alive' cover man. #Colbert #SexiestManAlive #PaulRudd

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Watch The Late Show with Stephen Colbert weeknights at 11:35 PM ET/10:35 PM CT. Only on CBS.

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The Late Show with Stephen Colbert is the premier late night talk show on CBS, airing at 11:35pm EST, streaming online via Paramount+, and delivered to the International Space Station on a USB drive taped to a weather balloon. Every night, viewers can expect: Comedy, humor, funny moments, witty interviews, celebrities, famous people, movie stars, bits, humorous celebrities doing bits, funny celebs, big group photos of every star from Hollywood, even the reclusive ones, plus also jokes.