Kelly Osbourne, the famous daughter of rocker Ozzy Osbourne, is speaking out after his death. Kelly, 40, posted an Instagram story with a black screen and a broken heart emoji, accompanied by the text "I feel unhappy I am so sad. I lost the best friend I ever had."

K elly Osbourne has paid tribute to her dad Ozzy after he passed away this week, using some touching Black Sabbath lyrics. The choice words offered a stirring hark back to 2003, and the special father-daughter moment they shared recording a duet of the song “Changes.