FILE - In this April 3, 2011 file photo, country singer Toby Keith performs at the 46th Annual Academy of Country Music Awards in Las Vegas. Keith has had his gall bladder removed and was forced to reschedule his Aug. 2, 2012 show at Fort McCoy in Sparta, Wis. That concert date has been rescheduled to Aug. 30. (AP Photo/Julie Jacobson, file)
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