KISS frontman Gene Simmons pays tribute to Ozzy Osbourne on "CBS Mornings," calling the Black Sabbath legend a "pure human being."

Ozzy Osbourne, the pioneering heavy metal singer who rose to prominence in the early ‘70s with Black Sabbath before establishing a successful solo career and playing himself on reality TV, died Tuesday. He was 76.

When people look back at Ozzy Osbourne’s wildest pop culture appearances, they usually bring up The Osbournes, his cameo in Little Nicky, or that infamous bat incident, but buried deep in South Park’s