This CD is classic Robert John "Mutt" Lange material, who is married to and produces Shania Twain.  He is an absolute productions genius.        Hysteria is probably Def Leppard's best work and is  one of the greatest rock albums ever.    Due to Rick Allen losing an arm in an auto accident, the CD almost never made it to the studio for recording. Also, the band had disagreements with producers, and the album was in shambles before Lange came on board, writing songs and producing. … read full review »