With the exception of instrumental tracks, there are a total of 20 songs from Sabbath's albums with Osbourne that never made the cut live, according to Setlist.fm. Therefore, there may have been a time where a song was played for a specific event that wasn't a concert.

Osbourne has received a number of accolades through career, including a Grammy for Best Metal Performance in 1994. In 2006, he was inducted into the Rock and Roll Hall of Fame with his Black Sabbath bandmates, then again as a solo artist last year by Hollywood actor Jack Black.

With a pioneering sound that essentially created the genre of heavy metal, it’s no overstatement to call Black Sabbath one of the most important rock bands of all time. In 1967, bassist and lyricist Geezer Butler formed Rare Breed,