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(2011) Steven Tyler and Carrie Underwood rock out together at THE 46TH ANNUAL ACADEMY OF COUNTRY MUSIC AWARDS, which broadcasted live from the MGM Grand Garden Arena in Las Vegas

The Top ACM Awards Moments of All Time

April 5, 2013

From Carrie Underwood to Garth Brooks, check out some of the most

memorable performances from the Academy of Country Music Awards.