Ozzy Osbourne, the gloomy, demon-invoking lead singer of the pioneering band Black Sabbath who became the throaty, growling voice — and drug-and-alcohol ravaged id — of heavy metal, died Tuesday, just weeks after his farewell show. He was 76.

The “Prince of Darkness” brought his famous Ozzfest — “the metal music festival of the summer” — to Bonner Springs, Kansas seven times over the years.

Ozzy Osbourne has been remembered as a “pioneer,” a “fearless talent” and a “dear friend,” in an outpouring of tributes from fellow musicians and his former Black Sabbath bandmates following his death on Tuesday at the age of 76.

Rock icon Ozzy Osbourne has died at 76, with tributes pouring in from Elton John, Black Sabbath bandmates and other celebrities following his final reunion performance in early July.

Before he was a pioneering reality television star, he was a pioneering heavy metal singer. But Ozzy Osbourne’s music has always felt bigger than his celebrity.

EXCLUSIVE: A grief expert has urged the Osbournes to not suppress their grief as well as trying 'remember their own unique relationship' with the rock icon.

Following Ozzy Osbourne's death, many are paying tribute to the legendary rocker and are recalling his legacy. The Black Sabbath frontman died at the age of 76, surrounded by his family, his rep confirmed to ABC News on Tuesday. Prior to his death, the singer and songwriter had spoken about how he wanted others to remember him.

An upcoming documentary about Ozzy Osbourne’s health setbacks and his desire to stage a farewell concert will still arrive later this year.