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47th Annual Academy Of Country Music Awards - Arrivals

LAS VEGAS, NV - APRIL 01: Actress Nicole Kidman (L) and musician Keith Urban arrive at the 47th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 1, 2012 in Las Vegas, Nevada. (Photo by Jason Merritt/Getty Images)

2012 ACM Awards

Carrie Underwood kicked off the Academy of Country Awards with a hard-charging blast of rock 'n' roll and a sexy black and magenta mini-dress.