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."

For the next half century, Ozzy would continue to shepherd metal towards new frontiers. After splitting with Sabbath in the late '70s, he became a solo star in the '80s, thriving alongside soon-to-be legendary axemen Randy Rhoads and Zakk Wylde,

In the wake of making the troublesome latter album, Osbourne bolted the group in 1977 and embarked on a solo project, Blizzard of Ozz, and was replaced by singer Dave Walker of Savoy Brown. However, he swiftly changed his mind and returned to the Sabbath fold for a dismal collection ironically titled “Never Say Die!”