Miranda Lambert performs 'Tin Man.' She was later given the award for Female Vocalist of the Year, an award she has won more times than anyone in ACM history.
Contemporary Christian singer Lauren Daigle joined Reba McEntire to sing 'Back to God.'
Kelsea Ballerini performs 'Yeah Boy.'
Keith Urban and Carrie Underwood perform 'The Fighter.'
Joe Walsh of the Eagles presents the award for Entertainer of the Year, which went to Jason Aldean. Walsh earlier performed a tribute to Chuck Berry with Bryan and Bentley.
Charles Kelley, Hillary Scott and Dave Haywood of Lady Antebellum perform 'You Look Good.'
Florida Georgia Line performed 'God, Your Mama and Me' and transitioned to 'Everybody (Backstreet's Back)' with the Backstreet Boys.
Faith Hill performs a duet with her husband, Tim McGraw, on 'Speak to a Girl.'
Co-hosts Dierks Bentley and Luke Bryan perform with a wax figure of Luke Bryan (seated).
Illusionist David Copperfield and TV personality Nancy O'Dell present the award for Song of the Year.
Carrie Underwood performs 'The Fighter' with Keith Urban.
Radio personality Bobby Bones and recording artist Darius Rucker present onstage at the ACM Awards.
Brian Littrell, Nick Carter, AJ McLean, Kevin Richardson, and Howie D of Backstreet Boys take a turn onstage.
Brian Kelley, left, and Tyler Hubbard of music group Florida Georgia Line
Country singer Kellie Pickler channels old Hollywood glamour in a black gown.
From left to right: Recording artists Jon Jones, James Young, Mike Eli, and Chris Thompson of music group Eli Young Band
Country music singer-songwriter Thomas Rhett and his wife Lauren Gregory Akins, who is pregnant, glow on the red carpet.
Actor Nicole Kidman attends with husband and recording artist Keith Urban.
Recording artists Anderson East and Miranda Lambert pose for photographers.
Kimberly Schlapman of music group Little Big Town shines before the show.
Recording artists Tim McGraw and Faith Hill walk the red carpet pre-show.