Tributes are pouring in from music legends and celebrities after Ozzy Osbourne, the rock and heavy metal icon turned reality show star, has died at the age of 76, according to his family.

Black Sabbath performs Jan. 22, 2016, at the United Center. Skip to content. All Sections. ... Photos: Black Sabbath in concert Share this: Click to share on Facebook (Opens in new window)

He pioneered heavy metal, became an unlikely reality TV star and performed a colossal final concert two weeks before his death.

In a bittersweet send-off, Ozzy Osbourne and Black Sabbath's farewell concert brought together rock legends and raised a stunning amount for charities.

Sharon Osbourne posted a heartbreaking four-word message on Instagram just days before the sad passing of her husband and Black Sabbath frontman Ozzy Osbourne. Just over two weeks ago, the 76-year-old reunited the band for one last concert, called Back to the Beginning.