SHEFFIELD, AL – SEPTEMBER 23: Guitarist Duane Allman of the Southern rock group the 'Allman Brothers' holds his Gibson Les Paul electric guitar at Muscle Shoals Studios on September 23, 1969 in Sheffield, Alabama. (Photo by Michael Ochs Archives/Getty Images)
American country musician Dolly Parton performing on her ABC TV variety show,'Dolly' in 1987. (Photo by John Seakwood/Disney General Entertainment Content via Getty Images)
LOS ANGELES – JUNE 1979: Singer and actress Cher poses for an Album Cover Session for "The Prisoner" on Casablanca Records in June 1979 in Los Angeles, California. (Photo by Harry Langdon/Getty Images)
Yoko Ono & Yoko Ono, both dressed in white, pose with their marriage certificate after their wedding in Gibraltar, 20th March 1969. (Photo by Simpson/Express/Getty Images)
American country rock band Poco perform on stage, London, 1976. L-R George Grantham, Al Garth, Paul Cotton, Timothy B. Schmit, Rusty Young. (Photo by Erica Echenberg/Redferns)
Tom Petty and The Heartbreakers during Vegoose Music Festival 2006 – Day 2 – Tom Petty & the Heartbreakers at Sam Boyd Stadium in Las Vegas, Nevada, United States. (Photo by Jason Merritt/FilmMagic)
