(MANDATORY CREDIT Koh Hasebe/Shinko Music/Getty Images) Robert Plant of Led Zeppelin performing on stage at Nippon Budokan, Tokyo, Japan, 23rd September 1971. (Photo by Koh Hasebe/Shinko Music/Getty Images)
MEXICO CITY, MEXICO – OCTOBER 27: Singer Steven Tyler of Aerosmith performs onstage at Arena Ciudad de Mexico on October 27, 2016 in Mexico City, Mexico. (Photo by Victor Chavez/WireImage)
1974: (L-R) Singer and pianist Burton Cummings, drummer Garry Peterson, guitarist Domenic Troiano and bassist Bill Wallace of the rock band "The Guess Who" pose for a portrait in 1974. (Photo by Michael Ochs Archives/Getty Images)
Mark Lanegan of Screaming Trees performs during Lollapalooza at Winnebago County Fairgrounds on June 30, 1996 in Rockford, Illinois. (Photo by Tim Mosenfelder/Getty Images)
Pink Floyd playing on the stage surrounded with a smoke and illuminated with a red stage lights during the concert at Merriweather Post Pavilion, Columbia, Maryland in June 1973, July, 1973. Image courtesy National Archives. (Photo by Smith Collection/Gado/Getty Images)
Canadian-American rock band Steppenwolf pose outside EMI House in London, 20th October 1969. From left to right, they are (back) John Kay, Larry Byrom, Goldy McJohn, Jerry Edmonton, with Nick St. Nicholas in front. (Photo by Michael Webb/Keystone/Hulton Archive/Getty Images)
USTRALIA – NOVEMBER 20: Photo of Michael JACKSON; Michael Jackson performing on stage, with backing singers, at the Paramatta Stadium in Sydney – Bad Tour (Photo by Bob King/Redferns)