They created some incredible songs during their run but there's one Black Sabbath song that Ozzy Osbourne considers to be their most important

Ozzy Osbourne will perform one final show with Black Sabbath, reuniting with all of the band’s original members for the first time in 20 years.

The original lineup will reconvene for the first time in 20 years at a charity festival in England featuring Metallica, Pantera, Slayer, and a supergroup including Tom Morello, Billy Corgan, Slash, an