** FILE ** Paul Simon (right) and Art Garfunkel perform at the 25th Anniversary Rock & Roll Hall of Fame concert at Madison Square Garden in New York on Oct. 29, 2009. (AP Photo/Henny Ray Abrams)

Photo by: Henny Ray Abrams

** FILE ** Paul Simon (right) and Art Garfunkel perform at the 25th Anniversary Rock & Roll Hall of Fame concert at Madison Square Garden in New York on Oct. 29, 2009. (AP Photo/Henny Ray Abrams)