AUSTIN, TEXAS – JULY 04: Merle Haggard (R) performs with Willie Nelson during Willie Nelson's 4th of July Picnic at the Spicewood Springs Amphitheater on July 4, 2003 in Austin, Texas. (Photo by Gary Miller/Getty Images)
Country music singer-songwriter Willie Nelson performs at the Great Southeast Music Hall on October 27, 1975 in Atlanta, Georgia. (Photo by Tom Hill/Getty Images)
Willie Nelson performs during the Stagecoach music festival at the Empire Polo Fields on May 5, 2007 in Indio, California. (Photo by Tim Mosenfelder/Getty Images)
SPICEWOOD, TEXAS – MARCH 16: Willie Nelson performs in concert during the Luck Reunion at Luck, Texas on March 16, 2017 in Spicewood, Texas. (Photo by Gary Miller/Getty Images)
MANSFIELD, MASSACHUSETTS – Singer/Songwriter Willie Nelson joins Singer/Songwriter Kenny Chesney on stage at Farm Aid in the Comcast Center on September 20, 2008 in Mansfield, Massachusetts. (Photo by Rick Diamond/WireImage)
Country music singer-songwriter Willie Nelson performs at the Great Southeast Music Hall on October 27, 1975 in Atlanta, Georgia. (Photo by Tom Hill/Getty Images)
