A Look Inside The DEF LEPPARD Album Dubbed "Relentlessly Upbeat" By PROFESSOR OF ROCK (Video)

Professor Of Rock has released the new video below, along with the following introduction... "How do you follow up the biggest album of your career, a legitimate '80s landmark album, when two of your bandmates have gone MIA? That’s the situation today’s band, Def Leppard was grappling with as they...