Apparently, there is a very good explanation for their absence, according to singer Rob Halford: they’re double-booked.

Judas Priest singer Rob Halford has explained why they won't be performing at Black Sabbath's farewell concert despite Sharon ...

Judas Priest's Rob Halford explains why the band won't be performing at the Ozzy-Black Sabbath Back to the Beginning farewell ...

Rock legends Alice In Chains abruptly cancelled their show at the 11th hour due to a health scare involving drummer Sean ...

Rock legends Alice In Chains were forced to cancel a concert at the last minute due to a medical emergency involving drummer ...

Judas Priest frontman Rob Halford has shared that he is “gutted” not to be taking part in Black Sabbath’s final show.

Alice In Chains have been forced to cancel a live show at the last minute due to a "medical emergency". See the statement here.

Steve Hackett celebrates the 50th anniversary of Genesis's The Lamb Lies Down On Broadway with new live album in July ...