LOS ANGELES, CA – OCTOBER 06: Musician Glen Campbell (L) and his daughter Ashley perform onstage as part of his "The Goodbye Tour" at Club Nokia on October 6, 2011 in Los Angeles, California. (Photo by Amanda Edwards/Getty Images)
Glen Campbell performs during the Stagecoach music festival at the Empire Polo Fields on May 3, 2008 in Indio, California. (Photo by Tim Mosenfelder/Getty Images)
LOS ANGELES – JUNE 1: Country star Glen Campbell records at the Capitol Records studios on June 1, 1967 in Los Angeles, California. (Photo by Jasper Dailey/ Michael Ochs Archives/Getty Images)
Singer and songwriter Glen Campbell holds his Grammys at the 10th annual Grammy Awards on February 29, 1968 in Los Angeles, California. (Photo by Michael Ochs Archives/Getty Images)