Merle Haggard performs on stage during the 2015 Stagecoach Festival at the Empire Club on Friday, April 24, 2015, in Indio, Calif. (Paul A. Hebert/Invision/AP)
Singer-songwriter Merle Haggard arrives on Day 3 of the 2015 Big Barrel Country Music Festival at The Woodlands on Sunday, June 28, 2015, in Dover, Del. (Owen Sweeney/Invision/AP)
Merle Haggard performs at Riot Fest & Carnival in Douglas Park in Chicago on Saturday, Sept. 12, 2015. (Barry Brecheisen/Invision/AP)
