Kelly Osbourne spoke out for the first time since Ozzy Osbourne's death on Thursday, July 24. The rocker and father of six died on Tuesday, July 22, at 76 years old. Kelly shared a poignant line from the Black Sabbath song "Changes,

Kelly Osbourne is mourning the death of her dad and rock legend Ozzy. On Thursday, the musician and daughter of the Black Sabbath frontman returned to social media for the first time since his death to share a heartbreaking statement of grief. "I feel unhappy," she wrote. "I am so sad. I lost the best friend I ever had."