CIRCA 1968: Country singers and collaborators Porter Wagoner and Dolly Parton pose for a portrait with their back up band, "The Wagonmasters", in circa 1968. Mr. Wagoner is wearing a Nudie Suit designed by Nudie Cohn of Nudie's Rodeo Tailors. (Photo by Michael Ochs Archives/Getty Images)
Former duet partners, American singer-songwriter, actress, and businesswoman Dolly Parton and American country music singer Porter Wagoner (1927-2007), sing on stage circa 1990's at the Grand Ole Opry in Nashville, Tennessee. (Photo by Ron Davis/Getty Images)
Former duet partners, American singer-songwriter, actress, and businesswoman Dolly Parton and American country music singer Porter Wagoner (1927-2007), sing on stage circa 1990's at the Grand Ole Opry in Nashville, Tennessee. (Photo by Ron Davis/Getty Images)
1967: Country singer Dolly Parton with her collaborator Porter Wagoner on the set of his TV show in circa 1967. Mr. Wagoner is wearing a Nudie Suit designed by Nudie Cohn of Nudie's Rodeo Tailors. (Photo by Michael Ochs Archives/Getty Images)
Country music star George Jones, known for his long list of hit records, his distinctive voice and phrasing, and his marriage to Tammy Wynette, is shown performing during a "live" concert appearance on September 24, 2000. (Photo by John Atashian/Getty Images)