Def Leppard has made April 24 the official date for the release of London to Vegas a new box set of live performances that spans four CD’s and two Blu-Rays or DVDs. The set houses shows from London’s O2 arena in which the band plays their full Hysteria album, as well as a show from their residency at Las Vegas’ Planet Hollywood. The compilation also includes a 40-page book. It’s now available for preorder on Def Leppard’s website. Are you buying Def Leppard’s new box set?