Matthew Wilkening

According to an unnamed source, the guitarist's "healing rate is double what is expected for such an injury."

Sixx previously thanked Osbourne for helping Motley Crue break through to stardom.

"Jeff is devastated he cannot perform this evening," the band explained on social media.

Wolfgang Van Halen's group has a slightly different name for their third album.

The weekend has now officially been rebranded as 'Kiss Kruise: Land-Locked in Vegas'

See dozens of onstage photos and candid backstage shots of rock and metal's biggest stars.

The band's original lineup performed together for the first time in 20 years.

Guns N' Roses dug deep into the Sabbath catalog for their 'Back to the Beginning' set.

Hard rock and metal's biggest stars are performing Black Sabbath and Ozzy Osbourne covers all day and all night.

16 years after their messy breakup, the Gallagher brothers are back on stage together.

Osbourne plans to say a fifth and final farewell to the stage this weekend.

The Quiet Celebration tour ended a six-year absence from the road for Simon.