Bryan Adams and Def Leppard Perform on the 2005 "Today" Show Summer Concert Series [Getty Images]

Vivian Campbell, Joe Elliot, Rick Savage, Phil Collen, and Rick Allen of Def Leppard (Photo by Debra L Rothenberg/FilmMagic) — see more

Vivian Campbell, Joe Elliot, Rick Savage, Phil Collen, and Rick Allen of Def Leppard (Photo by Debra L Rothenberg/FilmMagic)

FilmMagic Debra L Rothenberg