Toby Keith literally came under fire while performing for 2500 American soldiers in Afghanistan last week. Keith is in the Persian Gulf for his 18-show USO tour. He was on stage in the middle of a concert in Kandahar, Afghanistan on Thursday when the base was attacked by mortar fire.

"We all ran about 100 yards to a concrete bunker," one witness at the scene told PEOPLE magazine.

Keith spent about an hour hiding out with soldiers in the bunker, signing autographs and posing for pictures until they were given the all-clear. In spite of being strongly advised by a coalition MP to not resume the show, Keith picked up right where he'd left off, in the middle of his song, 'Weed With Willie.'

"He went right to the verse he was in and finished his show!" said another witness.

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