Vivian Campbell (guitar) and Rick Allen (drums) — continue to be one of the most important forces in rock music. Over the course of their career the band has produced a series of classic ground-breaking albums that set the bar for generations of music fans and artists alike. The group’s spectacular live shows and arsenal of hits have become synonymous with their name, leading Def Leppard to be heralded as an institution in both the music and touring industry. Def Leppard’s influential career includes numerous hit singles and ground-breaking multi-platinum albums—including two of the best-selling albums of all time,