2014 ACM Awards red carpet

Musicians Faith Hill and Tim McGraw arrive at the 49th Annual Academy of Country Music Awards in Las Vegas, Nevada April 6, 2014. REUTERS/Steve Marcus (UNITED STATES - Tags: ENTERTAINMENT)(ACMAWARDS-ARRIVALS)

Cassadee Pope arrives at the 49th annual Academy of Country Music Awards at the MGM Grand Garden Arena on Sunday, April 6, 2014, in Las Vegas. (Photo by Al Powers/Powers Imagery/Invision/AP)

Musician Keith Urban arrives at the 49th Annual Academy of Country Music Awards in Las Vegas, Nevada April 6, 2014. REUTERS/Steve Marcus (UNITED STATES - Tags: ENTERTAINMENT)(ACMAWARDS-ARRIVALS)

epa04157721 US actress Angie Harmon arrives for the 49th annual Academy of Country Music Awards at the MGM Grand Garden Arena in Las Vegas, Nevada, USA, 06 April 2014. EPA/NINA PROMMER

epa04157626 US singer Kellie Pickler arrives for the 49th annual Academy of Country Music Awards at the MGM Grand Garden Arena in Las Vegas, Nevada, USA, 06 April 2014. EPA/NINA PROMMER

LAS VEGAS, NV - APRIL 06: Co-host Blake Shelton attends the 49th Annual Academy Of Country Music Awards at the MGM Grand Garden Arena on April 6, 2014 in Las Vegas, Nevada. (Photo by Frazer Harrison/ACMA2014/Getty Images for ACM)

epa04157625 US singer Sheryl Crow arrives for the 49th annual Academy of Country Music Awards at the MGM Grand Garden Arena in Las Vegas, Nevada, USA, 06 April 2014. EPA/NINA PROMMER

LAS VEGAS, NV - APRIL 06: (L-R) Musicians Tom Gossin, Rachel Reinert and Mike Gossin of Gloriana attend the 49th Annual Academy Of Country Music Awards at the MGM Grand Garden Arena on April 6, 2014 in Las Vegas, Nevada. (Photo by Jason Merritt/Getty Images)

epa04157616 US singer Carrie Underwood arrives for the 49th annual Academy of Country Music Awards at the MGM Grand Garden Arena in Las Vegas, Nevada, USA, 06 April 2014. EPA/NINA PROMMER

Miranda Lambert poses in the press room at the 49th annual Academy of Country Music Awards at the MGM Grand Garden Arena on Sunday, April 6, 2014, in Las Vegas. (Photo by Al Powers/Powers Imagery/Invision/AP)

LAS VEGAS, NV - APRIL 06: Actress Olivia Munn attends the 49th Annual Academy Of Country Music Awards at the MGM Grand Garden Arena on April 6, 2014 in Las Vegas, Nevada. (Photo by Frazer Harrison/ACMA2014/Getty Images for ACM)

LAS VEGAS, NV - APRIL 06: Singer Dierks Bentley attends the 49th Annual Academy Of Country Music Awards at the MGM Grand Garden Arena on April 6, 2014 in Las Vegas, Nevada. (Photo by Jason Merritt/Getty Images)

LAS VEGAS, NV - APRIL 06: Recording artist Shakira attends the 49th Annual Academy Of Country Music Awards at the MGM Grand Garden Arena on April 6, 2014 in Las Vegas, Nevada. (Photo by Frazer Harrison/ACMA2014/Getty Images for ACM)

CORRECTS NAME TO MARTINA MCBRIDE INSTEAD OF SHANIA TWAIN - Martina McBride arrives at the 49th annual Academy of Country Music Awards at the MGM Grand Garden Arena on Sunday, April 6, 2014, in Las Vegas. (Photo by Al Powers/Powers Imagery/Invision/AP)

LAS VEGAS, NV - APRIL 06: Recording artist Jewel attends the 49th Annual Academy Of Country Music Awards at the MGM Grand Garden Arena on April 6, 2014 in Las Vegas, Nevada. (Photo by Jerod Harris/ACMA2014/Getty Images for ACM)

LAS VEGAS, NV - APRIL 06: Musical artist Kacey Musgraves attends the 49th Annual Academy Of Country Music Awards at the MGM Grand Garden Arena on April 6, 2014 in Las Vegas, Nevada. (Photo by Rick Diamond/ACMA2014/Getty Images for ACM)

LAS VEGAS, NV - APRIL 06: Singer/songwriter Taylor Swift attends the 49th Annual Academy Of Country Music Awards at the MGM Grand Garden Arena on April 6, 2014 in Las Vegas, Nevada. (Photo by Jason Merritt/Getty Images)

Neil Perry, and from left, Kimberly Perry and Reid Perry, of the musical group The Band Perry, arrive at the 49th annual Academy of Country Music Awards at the MGM Grand Garden Arena on Sunday, April 6, 2014, in Las Vegas. (Photo by Al Powers/Powers Imagery/Invision/AP)

Shawna Thompson, of the musical group Thompson Square, arrives at the 49th annual Academy of Country Music Awards at the MGM Grand Garden Arena on Sunday, April 6, 2014, in Las Vegas. (Photo by Al Powers/Powers Imagery/Invision/AP)

LAS VEGAS, NV - APRIL 06: Actress Jamie Lynn Spears attends the 49th Annual Academy Of Country Music Awards at the MGM Grand Garden Arena on April 6, 2014 in Las Vegas, Nevada. (Photo by Jason Merritt/Getty Images)

LAS VEGAS, NV - APRIL 06: Recording artist Frankie Ballard attends the 49th Annual Academy Of Country Music Awards at the MGM Grand Garden Arena on April 6, 2014 in Las Vegas, Nevada. (Photo by Frazer Harrison/ACMA2014/Getty Images for ACM)