Kelly Clarkson is the latest music superstar to sing the National Anthem at the Nashville Predators playoff game last night (5/18) in downtown Nashville. Kelly follows an impressive list of country superstars that preceded her in singing the anthem for the Predators that includes Carrie Underwood, Little Big Town, Lady Antebellum, Keith Urban, Luke Bryan and Vince Gill. Check out Kelly slaying the National Anthem last night (5/18) here.