Celebration of Service
Comedian, author, actor and former late night television host David Letterman gives remarks during a USO celebration of its 75th birthday, Military Appreciation Month and the 5th Anniversary of Joining Forces in a hangar on Joint Base Andrews May 5. The special event, called a “Celebration of Service,” featured special guest speakers President and First Lady Obama, Vice President and Second Lady Biden and comedic performances by Jon Stewart, David Letterman, Judd Apatow, Mike Birbiglia, Kristen Schaal, Hasan Minhaj, John Mulaney and Jeff Ross. (U.S. Air Force photo/Staff Sgt. Kat Justen)