Ozzy Osbourne's death certificate has been released and fans of the heavy metal icon have been quick to point out a unique detail on the official document

She then shared some insight into how he’s doing emotionally. “Grief is a strange thing-it sneaks up on you in waves,” Kelly wrote. “I will not be ok for a while — but knowing my family are not alone in our pain makes a difference. I’m holding on tight to the love, the light, and the legacy left behind.”

Kelly Osbourne has broken her silence about the death of her father, Ozzy Osbourne. The former Black Sabbath frontman died on July 22 at the age of 76. The official cause of his death was a heart attack.