Black Sabbath performed “War Pigs,” “N.I.B.,” “Iron Man” and “Paranoid” — while Osbourne, 76, also performed solo songs such as “I Don’t Know,” “Mr. Crowley,” “Suicide Solution,” “Mama, I’m Coming Home” and “Crazy Train.”

Bev Bevan explores the origins of heavy metal music and Black Sabbath's homecoming gig, with interviews and music from Black Sabbath, Judas Priest and Slipknot. As the music stops, fireworks go off above Villa Park as the founders of heavy metal bow out of their unbelievable career.