“Our producer worked with Ozzy Osbourne, so I said, ‘What if Ozzy sang on this song?’ But then I said, ‘How about Rob Halford? The Metal God!’ They all went, ‘Nah, that’s a crazy dream’”: When the Judas Priest legend teamed up with Five Finger Death Punch

“Rob is really into heavy metal, like really into it. After all these years, he just loves heavy metal”