Grammy Award-winning singer Blake Shelton, himself an Oklahoma native and resident, helped organize the benefit to raise money for victims of the May 20 tornado in that state. Shelton kicked off the concert with "God Gave Me You" and closed the show by dueting with Usher on "Home."
Darius Rucker sings "True Believers," the title track off his new album.
Rascal Flatts guitarist Joe Don Rooney hails from Oklahoma, and the band performed "I Won't Let Go" at the benefit.
Miranda Lambert sings an emotional performance of "The House That Built Me." Lambert and Shelton are married and live in Oklahoma.
Vince Gill, who hails from Norman, Okla., dedicated his performance of "Threaten Me with Heaven" to the "24 people who didn't make it." Gill's voice cracked on multiple occasions during the heartfelt performance.
Luke Bryan lit up the crowd with a lively version of "Crash My Party," hollering to the crowd, "You're lookin' so pretty, Oklahoma City!"
Country legend Reba McEntire recognized the storm's first responders with a touching performance of "Everyday People."
Shelton closed the show by singing his hit "Home." He was joined on stage by Usher, one of his fellow judges on "The Voice," much to the audience's delight.