Jelly Roll fell ill and Post Malone filled in for him at the last minute. McBryde and Malone had never met before the performance, but they ran through the song once in McBryde's dressing room.

Travis Tritt will sing his own “T.R.O.U.B.L.E.” — although his duet partner for the night’s performance, crossover star Post Malone, will certainly be paying close-up homage to one of the ...