Paul Simon and honoree Chuck Berry during the 2012 Awards for Lyrics of Literary Excellence at The John F. Kennedy Presidential Library And Museum on February 26, 2012 in Boston, Massachusetts. (Photo by Marc Andrew Deley/Getty Images)
Neil Young, David Crosby, Stephen Stills and Graham Nash of Crosby, Stills, Nash and Young pose for a composite publicity photo circa 1970. The Neil Young image is by Henry Diltz. (Photo by Michael Ochs Archives/Getty Images)
Canadian Folk and Rock musician Neil Young plays guitar as he performs onstage during the Farm Aid benefit concert, Indianapolis, Indiana, April 7, 1990. (Photo by Paul Natkin/Getty Images)
Terry Cox, John Redbourn, Jacqui McShee, Danny Thompson, and Bert Jansch. December 1969 Z11558-003 (Photo by WATFORD/Mirrorpix/Mirrorpix via Getty Images)
Neil Young performs on stage at the Royal Festival Hall, London on his 'Journey Through The Past' solo tour, 27th February 1971. (Photo by Gijsbert Hanekroot/Redferns)
Tim Buckley (1947 – 1975, right) performs with guitarist Lee Underwood (left) on a television broadcast from The Bitter End nightclub in Greenwich Village, New York City, 14th November 1967. (Photo by Don Paulsen/Michael Ochs Archives/Getty Images)
Atlanta – June 1: Fleetwood Mac, Rock and Roll Hall of Fame (Class of 1998) Singer/Songwriter Stevie Nicks performs at The Omni Coliseum in Atlanta Georgia June 1, 1977 (Photo By Rick Diamond/Getty Images)