WEST HOLLYWOOD, CA - JUNE 06: Vocalist Joe Elliott of Def Leppard performs at House of Blues Sunset Strip on June 6, 2012 in West Hollywood, California. (Photo by Chelsea Lauren/WireImage)
WEST HOLLYWOOD, CA - JUNE 06: Vocalist Joe Elliott (L) and guitarist Phil Collen of Def Leppard perform at House of Blues Sunset Strip on June 6, 2012 in West Hollywood, California. (Photo by Chelsea Lauren/WireImage)
WEST HOLLYWOOD, CA - JUNE 06: Guitarist Phil Collen of Def Leppard performs at House of Blues Sunset Strip on June 6, 2012 in West Hollywood, California. (Photo by Chelsea Lauren/WireImage)
WEST HOLLYWOOD, CA - JUNE 06: Bassist Rick Savage of Def Leppard performs at House of Blues Sunset Strip on June 6, 2012 in West Hollywood, California. (Photo by Chelsea Lauren/WireImage)
WEST HOLLYWOOD, CA - JUNE 06: Guitarist Vivian Campbell of Def Leppard performs at House of Blues Sunset Strip on June 6, 2012 in West Hollywood, California. (Photo by Chelsea Lauren/WireImage)