But he says the veteran outfit feel "empowered" now the Epitaph trek is over and having seen the live DVD of the same name, he's proud of what they achieved.

Priest announced in 2011 that KK Downing had retired from the band and their trip round the world would be their last large-scale escapade. They're working on a new album with Downing's replacement, Richie Faulkner.

Halford tells the Huffington Post: "It's a bit like lying on the heavy metal psychiatric couch. It's very cathartic. A lot of the emotions don't really come to the surface until you say goodbye to your road crew and everybody goes back to their respective homes. I think that's how we all felt.