Jack White, Metallica, Rob Zombie, Elton John and more paid tribute to Ozzy Osbourne after the Black Sabbath frontman died at 76 on Tuesday morning. Osbourne had been recovering from several spinal surgeries as well as his ongoing battle with Parkinson’s disease.

The heavy metal icon has died at 76 after years of health struggles. His last show was just a few weeks ago and featured a special reunion for fans.

The back catalogue of Ozzy Osbourne and his band Black Sabbath has surged in the charts following the rockstar’s death. Black Sabbath’s signature song Paranoid, a number four hit in 1970, has returned to the Top 40 (at number 32) for the first time in nearly 45 years,

Ozzy Osbourne’s sisters are grieving the loss of their beloved brother. Jean Powell and Gillian Hemming opened up to The Mirror about their sibling, whose real name was John Michael Osbourne, and spoke about the last time they saw and talked to him.