Spc. Kelly Gregg of Fort Bliss, Texas, plays guitar and leads the cast of the U.S. Army Soldier Show in a chorus of "Some Nights" during an April 21, 2013, performance at Fort Sam Houston Theatre on Joint Base San Antonio-Fort Sam Houston, Texas. Sgt. Craig Moton of Suwon Air Base, South Korea, and Sgt. Ena Torres of Fort Hood, Texas, flank Gregg on the front row. New Mexico Army National Guard Sgt. Quentin Dorn and Pvt. Alberth Madrigal of Fort Drum, N.Y., are in the backdrop.