Ozzy Osbourne left behind a very heavy legacy. Here's a look at his best songs, from Black Sabbath's "Paranoid" to "Crazy Train" and "Mr. Crowley."

NEW YORK — There are pioneering music figures, and then there is Ozzy Osbourne, the larger-than-life frontman of Black Sabbath, whose personal mythology is eclipsed only by the strength and immortality of his songs. A godfather and force of heavy metal, Osbourne died Tuesday at 76, just months after his last performance.