President Barack Obama and David Letterman

First, FLOTUS and now POTUS!

President Barack Obama will visit Late Show with David Letterman on Tuesday, Sept. 18, CBS announced Thursday. This be his seventh appearance on the show, which comes just three weeks after his wife, Michelle Obama, was a guest.

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Late Show airs weeknights at 11:35/10:35c on CBS.

What do you think the President and Letterman will chat about this time?