Ozzy Osbourne, the iconic British singer and pioneer of heavy metal, has died at the age of 76 after a long struggle with Parkinson's disease. Osbourne first rose to fame as the frontman of Black Sabbath, whose groundbreaking albums helped define the heavy metal genre. After leaving the band in 1979, he launched a successful solo career and later became a reality television star with his family. Known for his musical innovation, turbulent personal life, and enduring influence on rock music, Osbourne remained a central figure in popular culture for over five decades. He is survived by his wife Sharon and five children.