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."

They were just totally in love and devoted to each other, and that wasn’t for the cameras. That was just who they were.”

Ozzy Osbourne welcomed two children with his ex-wife Thelma Riley and three children with Sharon Osbourne. He also adopted Thelma's son from a previous relationship. Here's everything to know about Ozzy Osbourne's kids.

Legendary Black Sabbath singer Ozzy Osbourne has died at 76 after battling Parkinson's and performing his final concert weeks ago