Get all your news in one place.
100's of premium titles.
One app.
Start reading
Guitar World
Guitar World
Entertainment
Jonathan Horsley

“Tony said, ‘Hey, you’re singing flat.’ My dad got really pissed off”: Jack Osbourne says a heated moment during soundcheck before Black Sabbath’s farewell show revealed everything about Tony Iommi and Ozzy’s relationship

Tony Iommi and Ozzy Osbourne rock out at Madison Square Garden in 1978.

Tony Iommi and Ozzy Osbourne invented heavy metal together. Iommi gave it its inaugural riff. Ozzy gave metal a voice. And they might have had their moments over the years, with Ozzy’s fractious departure from Black Sabbath in 1979 a rift that took some healing, the pair have a closeness that few can understand.

Jack Osbourne can. The son of the late Sabbath frontman has seen this up close, and speaking with Billy Corgan for The Magnificent Others podcast, he revealed that a moment on the night before Ozzy and Sabbath’s farewell show, Back to the Beginning, in July 2025, typified the “interesting dynamic” between the two.

Sign up to read this article
Read news from 100's of titles, curated specifically for you.
Already a member? Sign in here
Related Stories
Top stories on inkl right now
One subscription that gives you access to news from hundreds of sites
Already a member? Sign in here
Our Picks
Fourteen days free
Download the app
One app. One membership.
100+ trusted global sources.