Def Leppard brought the hits for Wednesday night's appearance on Jimmy Kimmel Live.
The band busted out classics like "Hysteria", "Rock of Ages", and "Pour Some Sugar on Me".
While the full performances didn't air live, the entire set has been uploaded to YouTube (SEE BELOW).
Def Leppard's new album, Diamond Star Halos, drops on Friday. The band will join Motley Crue, Poison, and Joan Jett on the long-awaited 'Stadium Tour' starting June 16th.
Check out Def Leppard's new song & video for 'Fire It Up' below!
Photo Credit: GETTY