Contemporary country music singer-songwriter Jerrod Niemann surprises Army Gen. Frank Grass, chief, National Guard Bureau, with a rendition of "Happy Birthday" on the general's birthday as the general leads the first-ever National Guard USO Tour, Afghanistan, May 19, 2016. ( Army National Guard photo by Sgt. 1st Class Jim Greenhill) (Released)

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Size: 3000px × 2002px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

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