John Michael "Ozzy" Osbourne (born December 3, 1948 in Birmingham-Aston) is a British rock musician. Ozzy Osbourne became known as the lead singer of the heavy metal band Black Sabbath. As a solo artist he achieved several platinum awards from the 1980s to the mid-1990s. He is nicknamed Godfather of Metal (Godfather of Metal) and Prince of Darkness (Prince of Darkness). He founded Ozzfest in 1996 with his wife and manager Sharon Osbourne.