The former Black Sabbath frontman's unpredictable spirit wasn’t just limited to interviews, either. Osbourne delighted in showing up where you least expected him, like lending his voice to the Trolls: World Tour cast roster as the gravel-throated King Thrash, proving he could still bring the heavy even in animated form.

Ozzy Osbourne reveled in being on stage a final time during his final Black Sabbath concert, just weeks before his death.