Ronnie James Dio

Actor, known for Tenacious D in The Pick of Destiny, South Park, Metal: A Headbanger's Journey

Ronnie James Dio (born Ronald James Padavona, July 10, 1942 – May 16, 2010), was an American rock and heavy metal vocalist and songwriter. He performed with Elf, Rainbow, Black Sabbath, Heaven & Hell, and his own band Dio, among others. Other musical projects include the collective fundraiser Hear 'n Aid. He was…