Group portrait of American folk rock band The Byrds in Soho Square, London, 1966. L-R Michael Clarke, Chris Hillman, Gene Clark, Roger McGuinn, David Crosby. (Photo by Mark and Colleen Hayward/Getty Images)
The Rolling Stones perform live on stage on the set of the Rolling Stones Rock and Roll Circus at Intertel TV Studio in Wembley, London on 11th December 1968. Left to right: Brian Jones (1942 – 1969), Rocky Dzidzornu (?), Mick Jagger, Charlie Watts, Keith Richards and Bill Wyman. (Photo by Mark and Colleen Hayward/Redferns)
HOLLYWOOD, CA – JANUARY 12: Musician Bob Dylan performs onstage during the 17th Annual Critics' Choice Movie Awards held at The Hollywood Palladium on January 12, 2012 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for VH1)