 Keith, whose hits include I Love This Bar, Should've Been a Cowboy, and Red Solo Cup, died at the age of 62 in February after a battle with stomach cancer. The two-hour special will feature covers and original songs performed by Lainey Wilson, Jelly Roll, Luke Bryan, Eric Church, Ashley McBride, Carrie Underwood, The War and Treaty, and more. Tickets for this live event at Nashville's Bridgestone Arena are on sale Friday. The special airs on NBC August 28th at 9 Eastern. Michelle Polino.