The pop superstar met dozens of service members while working on the special "VH1 Divas Salute the Troops" this weekend near San Diego
'Yes ma'am!' Perry went on to reference Beyonce's song "Diva," then proceeded to lose the lyric. "Blaaah! Obviously I'm not Beyonce," Perry laughed. Onstage, Perry pulled out the stops — and the costumes — with the opening number featuring Perry, Hilson and Sugarland's Jennifer Nettles in WAC uniforms for a cover of The Andrews Sisters' '40s classic "Boogie Woogie Bugle Boy."
