ST. PAUL, MN. – SEPTEMBER 1977: Pop singer Linda Ronstadt performing in concert at the St. Paul Civic Center, Tuesday, September 6, 1977, in the St. Paul, Minn. Minneapolis Star photo. (Photo by Tom Sweeney/Star Tribune via 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)
Promotional studio portrait of American country singer and songwriter George Jones with an acoustic guitar, circa 1970. (Photo by Hulton Archive/Getty Images)
Loretta Lynn, U.S. country music singer-songwriter, singing into a microphone during a concert, circa 1970. (Photo by David Redfern/Redferns/Getty Images)
