Actor Paul Rudd was shooting his latest film in Washington, D.C. While he was there, he ran into our nation's president -- and things went downhill after that. Paul was shooting 'How Do You Know' -- a movie where he plays a corporate executive. He and co-star Reese Witherspoon then went to the White House, where they met President Barack Obama.
So, what was that like? On 'Late Show' (weeknights, 11:35PM ET on CBS), Paul gave us the straight dope. While talking with David Letterman, the actor discussed a tale of ritual humiliation that took place within the Oval Office.
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