Robert Plant of Led Zeppelin, in performance; circa 1970; New York. (Photo by Art Zelin/Getty Images)
LOS ANGELES, CA – JUNE 27: Prince onstage during the 2010 BET Awards held at the Shrine Auditorium on June 27, 2010 in Los Angeles, California. (Photo by Kevin Mazur/WireImage)
Joni Mitchell performing at the New Orleans Jazz and Heritage Festival, 6th May 1995. (Photo by David Redfern/Redferns)
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Dolly Parton on the set of the Oprah Winfrey Show in Chicago, Illinois, February 2, 1987. (Photo by Paul Natkin/Getty Images)
UNSPECIFIED – JANUARY 01: Photo of Conway TWITTY (Photo by Mike Prior/Redferns)
Outtake; Also ran in W 8/1/1996 p.69; Tom Petty performing at the AmFar's awards ceremony where Magic Johnson was honored with the Courage Award at the charity's Country Western night at the Beverly Hilton on May 17, 1996 in Los Angeles, California…Article title: "Eye: Hothouse Flowers" (Photo by Jan Jarecki/WWD/Penske Media via Getty Images)
