AP photo caption: “Ball State University alumnus David Letterman, right, host of CBS’s ‘Late Show,’ interviews  Oprah Winfrey at Ball State University in Muncie, Ind., Monday, Nov. 26, 2012. The conversation is part of the David Letterman Distinguished Professional Lecture and Workshop Series. (AP Photo/Michael Conroy)”

Just a photo of Oprah, Letterman and his white socks