U.S. Air Force 1st Lt. Robert Doyle, Tops In Blue officer in charge and vocalist, sings to an audience member during a performance at the Hampton Convention Center in Hampton, Va., Jan. 2, 2012. This year's show featured American music from the early 1900s to present day, providing a glimpse of a century of popular music and illustrating its growth through new rhythms and technology. (U.S. Air Force photo by Airman 1st Class Kayla Newman/Released)