American popular music duo Simon and Garfunkel, who are singer (and later actor) Art Garfunkel and guitarist and singer Paul Simon, performs on the CBS variety program 'The Ed Sullivan Show,' New York, May 22, 1966. (Photo by CBS Photo Archive/Getty Images)
Canadian Folk and Rock musician Neil Young plays guitar as he performs onstage at the UIC Pavilion, Chicago, Illinois, January 31, 1983. (Photo by Paul Natkin/Getty Images)
