CIRCA 1957: Country singer/songwriter Johnny Cash sits on a bed playing acoustic guitar as his first wife Vivian Liberto looks on in circa 1957. (Photo by Michael Ochs Archives/Getty Images)
The Highwaymen perform on stage, L-R Willie Nelson, Waylon Jennings, Johnny Cash and Kris Kristofferson, Ahoy, Rotterdam, 20th April 1992. (Photo by Rob Verhorst/Redferns)
ROTTERDAM, NETHERLANDS -American singer and musician Johnny Cash (1932-2003) performs at Parkzicht in Rotterdam, the Netherlands on 2nd September 1987. (photo by Frans Schellekens/Redferns)
NASHVILLE, TENNESSEE – John Carter Cash performs onstage during "YouTube Presents a Best Fest Production, CASH FEST, In Celebration Of YouTube Originals Documentary THE GIFT: THE JOURNEY OF JOHNNY CASH" at War Memorial Auditorium on November 10, 2019 in Nashville, Tennessee. (Photo by Brett Carlsen/Getty Images for YouTube)
American country singer Johnny Cash with his wife June Carter photographed in a London park during their visit to Britain, a few weeks after their wedding. 3rd May 1968. (Photo by Ley, Charlie/Mirrorpix/Mirrorpix via Getty Images)
(Original Caption) New York: Singer Johnny Cash performs during a recent concert at Madison Square Garden. The performer is currently on top of the country and western charts, his most notable achievements being recorded performances for inmates of Folsom, and San Quentin prisons. 12/11/1969 (Photo by Bettmann/Getty Images)