46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: (L-R) Musicians Brad Paisley and Jeff Cook and Randy Owen from the band Alabama perform onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Musician Toby Keith performs onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Singer Miranda Lambert accepts the award for Top Female Vocalist of the Year onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Singers Rihanna and Jennifer Nettles of duo Sugarland perform onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Musician Jason Aldean performs onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Musician Brad Paisley accepts the award for Male Vocalist of the Year onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: (L-R) Musicians Charles Kelley, Hillary Scott and Dave Haywood of the group Lady Antebellum accept the Vocal Group of the Year Award onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Musician Jason Aldean performs onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Singer Martina McBride performs onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Singer Miranda Lambert performs onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Musician Ronnie Dunn performs onstage during the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Musician Blake Shelton performs onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Singer Martina McBride performs onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Host Reba McEntire performs onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Musician Keith Urban performs onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Musician Dierks Bentley performs onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Musician Dierks Bentley performs onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Sufer Bethany Hamilton (L) and actress AnnaSophia Robb speak onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Singer Carrie Underwood performs onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Singer Brad Paisley performs onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: (L-R) Musicians Brad Paisley and Jeff Cook, Randy Owen and Teddy Gentry from the band Alabama perform onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Musician Keith Urban performs onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Musician Toby Keith performs onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Singer Taylor Swift performs onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Singer Taylor Swift performs onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Singers Steven Tyler (L) and Carrie Underwood perform onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Singers Steven Tyler (L) and Carrie Underwood perform onstage at the 46th Annual Academy Of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)