2013 Academy of Country Music Awards

Luke Bryan accepts the award for entertainer of the year at the 48th ACM Awards in Las Vegas April 7, 2013. REUTERS/Mario Anzuoni (UNITED STATES Tags: Entertainment) (ACM-SHOW)

Stevie Wonder performs \"Sir Duke\" at the 48th ACM Awards in Las Vegas, April 7, 2013. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) (ACM-SHOW)

LAS VEGAS, NV - APRIL 07: Musicians George Strait (L) and Garth Brooks perform onstage during the 48th Annual Academy of Country Music Awards at the MGM Grand Garden Arena on April 7, 2013 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

Kelly Clarkson performs \"Don't Rush\" during the 48th ACM Awards in Las Vegas April 7, 2013. REUTERS/Mario Anzuoni (UNITED STATES Tags: Entertainment) (ACM-SHOW)

LAS VEGAS, NV - APRIL 07: (L-R) Musician Keith Urban, Tim McGraw, and Taylor Swift perform onstage during the 48th Annual Academy of Country Music Awards at the MGM Grand Garden Arena on April 7, 2013 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

Miranda Lambert hugs Blake Shelton backstage after winning for song of the year for \"Over You\" at the 48th ACM Awards in Las Vegas, April 7, 2013. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) (ACM-SHOW)

Carrie Underwood performs \"Two Black Cadillacs\" at the 48th ACM Awards in Las Vegas, April 7, 2013. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) (ACM-SHOW)

LAS VEGAS, NV - APRIL 07: (L-R) Singers Philip Sweet, Karen Fairchild, Jimi Westbrook, and Kimberly Schlapman of Little Big Town accept the Vocal Group of the Year award onstage during the 48th Annual Academy of Country Music Awards at the MGM Grand Garden Arena on April 7, 2013 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

LAS VEGAS, NV - APRIL 07: Musician Eric Church performs onstage during the 48th Annual Academy of Country Music Awards at the MGM Grand Garden Arena on April 7, 2013 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

LAS VEGAS, NV - APRIL 07: Musicians Shawna Thompson (L) and Keifer Thompson of Thompson Square accept the Vocal Duo of the Year award onstage during the 48th Annual Academy of Country Music Awards at the MGM Grand Garden Arena on April 7, 2013 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

Charles Kelley (L), Hillary Scott and Dave Haywood of Lady Antebellum perform the song \"Downtown\" during the 48th ACM Awards in Las Vegas April 7, 2013. REUTERS/Mario Anzuoni (UNITED STATES Tags: Entertainment) (ACM-SHOW)

LAS VEGAS, NV - APRIL 07: Singer Kenny Chesney performs onstage during the 48th Annual Academy of Country Music Awards at the MGM Grand Garden Arena on April 7, 2013 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

LAS VEGAS, NV - APRIL 07: Singers Angaleena Presley (L) and Miranda Lambert of Pistol Annies perform onstage during the 48th Annual Academy of Country Music Awards at the MGM Grand Garden Arena on April 7, 2013 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

Hosts Blake Shelton (L) and Luke Bryan perform \"Boys Round Here\" at the 48th ACM Awards in Las Vegas April 7, 2013. REUTERS/Mario Anzuoni (UNITED STATES Tags: Entertainment) (ACM-SHOW)

LAS VEGAS, NV - APRIL 07: Musician George Strait performs onstage during the 48th Annual Academy of Country Music Awards at the MGM Grand Garden Arena on April 7, 2013 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

LAS VEGAS, NV - APRIL 07: (L-R) Singers Shania Twain, Carrie Underwood, and Faith Hill arrive at the 48th Annual Academy of Country Music Awards at the MGM Grand Garden Arena on April 7, 2013 in Las Vegas, Nevada. (Photo by Frazer Harrison/ACMA2013/Getty Images for ACM)

Members of the band Lady Antebellum, Dave Haywood (L), Hillary Scott and Charles Kelley arrive at the 48th ACM Awards in Las Vegas April 7, 2013. REUTERS/Steve Marcus (UNITED STATES Tags: Entertainment) (ACM-ARRIVALS)

Singer Luke Bryan and wife Caroline arrive at the 48th ACM Awards in Las Vegas, April 7, 2013. REUTERS/Steve Marcus (UNITED STATES - Tags: ENTERTAINMENT) (ACM-ARRIVALS)

LAS VEGAS, NV - APRIL 07: Musician Sheryl Crow (R) attends the 48th Annual Academy of Country Music Awards at the MGM Grand Garden Arena on April 7, 2013 in Las Vegas, Nevada. (Photo by Charley Gallay/ACMA2013/Getty Images for ACM)

Singer Jason Aldean arrives at the 48th ACM Awards in Las Vegas, April 7, 2013. REUTERS/Steve Marcus (UNITED STATES - Tags: ENTERTAINMENT) (ACM-ARRIVALS)

From left, Neil Perry, Kimberly Perry and Reid Perry, of musical group The Band Perry, arrive at the 48th Annual Academy of Country Music Awards at the MGM Grand Garden Arena in Las Vegas on Sunday, April 7, 2013. (Photo by Al Powers/Invision/AP)

LAS VEGAS, NV - APRIL 07: Actress Kaley Cuoco attends the 48th Annual Academy of Country Music Awards at the MGM Grand Garden Arena on April 7, 2013 in Las Vegas, Nevada. (Photo by Rick Diamond/ACMA2013/Getty Images for ACM)

LAS VEGAS, NV - APRIL 07: TV personalities Willie Robertson (R) and Korie Robertson attend the 48th Annual Academy of Country Music Awards at the MGM Grand Garden Arena on April 7, 2013 in Las Vegas, Nevada. (Photo by Rick Diamond/ACMA2013/Getty Images for ACM)