The co-founders of Black Sabbath paid tribute to their doomsayer-in-chief following the news of Ozzy Osbourne’s death at age 76 on Tuesday.

If you saw Black Sabbath's first ever gig, you wouldn't have recognised greatness. Back in 1968, they had the decidedly less sinister name of The Polka Tulk Blues Band, and came complete with a saxophonist and bottleneck guitar player.

"It's just such heartbreaking news that I can't really find the words, there won't ever be another like him," Iommi said.

Bassist Terence “Geezer” Butler, guitarist Tony Iommi, lead singer Ozzy Osbourne, and drummer Bill Ward were all between the ages of 18 and 20 when they began playing together in Birmingham. Naming themselves after an Italian horror film in early 1969,

Black Sabbath guitarist Tony Iommi explains how an accident at work changed his life.

Members of Black Sabbath honored Ozzy Osbourne with heartbreaking words and reflected on how four kids from Aston went on to become global music legends. Drummer Bill Ward, bassist and lyricist Geezer Butler,

Tony Iommi is more riff machine than man these days, but he felt that some of his iconic licks shouldn't be as memorable as they are. Read more here.

Tony Iommi discusses why Black Sabbath has never been able to escape links to the Occult.