Following Ozzy Osbourne's death, founding guitarist Tony Iommi wrote that he and his bandmates had "lost our brother"

Black Sabbath guitarist Tony Iommi said he thinks bandmate Ozzy Osbourne was "determined" to play the group's farewell show and "really just held out" to do so weeks before his death.

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.