Tony Iommi, British heavy metal band Black Sabbath’s co-founder and guitarist is of the opinion that his late bandmate Ozzy Osbourne waited to perform at the band’s farewell concert before passing away. Osbourne, who died on July 22, performed at Villa Park in Birmingham, UK, on July 5 with the original members, Iommi, Geezer Butler and Bill Ward.

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.

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,