Black Sabbath singer Ozzy Osbourne's sisters recall their final interactions before his death at 76, noting he was frail but still joking before a farewell performance in England.

Ozzy Osbourne was at home amid the things he loves most in the days leading up to his death, a source tells PEOPLE. Osbourne, 76, died on Tuesday, July 22, with his family, including wife Sharon, by his side.

B lack Sabbath's bassist, Terence "Geezer" Butler, wrote a heartfelt essay for The Sunday Times, reflecting on his "57 incredible years of friendship" with frontman Ozzy Osbourne. The rock icon passed away on July 22 at the age of 76, just over two weeks after Black Sabbath's final performance together.