Nope! It was a photo a Deadpool flying through the air, over a car, duel wielding twin Desert Eagles, with the caption, "Stuck the landing.
During Stern's appearance on Monday’s The Late Show, he revealed to the audience that Letterman had invited the night's other guest, legendary comic Don Rickles, out to dinner, but hadn't invited Stern.
Last week, Tina Fey delighted David Letterman when she stopped by The Late Show to say goodbye to the departing host -- and ended up stripping down to her Spanx! It’s not the first time a famous face has shown some skin to Letterman, whose last night hosting the iconic show is May 20.