Luke Bryan gives an emotional speech as he accepts the award for entertainer of the year at the 48th ACM Awards, held at the MGM Grand in Las Vegas on April 7.
Stevie Wonder performs "Sir Duke." He later closed the show with "Signed, Sealed, Delivered."
George Strait, left, and Garth Brooks teamed up to do a duet together for the first time to honor Dick Clark.
"American Idol's" first champ, Kelly Clarkson, performs "Don't Rush."
From left, Keith Urban, Tim McGraw and Taylor Swift perform "Highway Don't Care."
Miranda Lambert hugs husband Blake Shelton backstage after winning for song of the year for "Over You." The couple wrote the song together.
"American Idol's" season four champ, Carrie Underwood, performs "Two Black Cadillacs."
From left, Philip Sweet, Karen Fairchild, Jimi Westbrook and Kimberly Schlapman of Little Big Town accept the vocal group of the year award.
Eric Church performs an acoustic version of "Like Jesus Does."
Husband-and-wife duo Shawna and Keifer Thompson of Thompson Square accept the vocal duo of the year award. They shared a passionate kiss before walking up to the stage to accept their trophies.
From left, Charles Kelley, Hillary Scott and Dave Haywood of Lady Antebellum perform the song "Downtown."
Kenny Chesney performs "Pirate Flag."
Angaleena Presley, left, and Miranda Lambert of Pistol Annies participated in the show's opening number, Blake Shelton's "Boys 'Round Here."
Co-hosts Blake Shelton, left, and Luke Bryan kicked off the ceremony with a duet of Shelton's tune "Boys Round Here." They were later joined by other country stars.
George Strait performs "Give It All We Got Tonight."
From left, singers Shania Twain, Carrie Underwood, and Faith Hill arrive at the ceremony.
Lady Antebellum, from left, Dave Haywood, Hillary Scott and Charles Kelley are nominated for vocal group of the year. Scott is wearing a Pea in the Pod dress that shows off her baby bump.
Luke Bryan and wife Caroline smile for the cameras. Bryan is co-hosting the 48th annual awards ceremony with Blake Shelton.
Sheryl Crow, right, poses with a fan as she arrives for the ceremony. The singer is a presenter
Country star Jason Aldean is performing at the awards.
From left, Neil Perry, Kimberly Perry and Reid Perry, of musical group The Band Perry are nominated for vocal group of the year.
"Big Bang Theory" star Kaley Cuoco is a presenter at this year's ceremony.
"Duck Dynasty" stars Willie Robertson and Korie Robertson are presenters at the ceremony.