The Rock & Roll Hall of Fame class included Mary J. Blige, Foreigner, the late Jimmy Buffett and A Tribe Called Quest, among others.

Funk gods deliver "Get Down on it," "Jungle Boogie," "Hollywood Swinging," "Ladies' Night" and, of course, "Celebration"

Sammy Hagar was on hand to induct the band Foreigner. Kelly Clarkson joined in for a performance of the band’s 1984 hit “ I Want to Know What Love Is ,” and Demi Lovato, Slash and drummer Chad Smith from the Red Hot Chili Peppers played “ Feels Like the First Time ” (1977).