Hysteria is a double live album by the English rock band Def Leppard released on the 22 October 2013.

[3] The album was recorded on 29 and 30 March 2013 during the band's residency of the same name at the Hard Rock Hotel and Casino (Las Vegas).

The second disc has a selection of deeper cuts, many of which the band had not played in many years or even decades prior to the residency.

Both Ded Flatbird sets open with the band playing a short excerpt of The Who's "Won't Get Fooled Again".

All tracks are written by Steve Clark, Phil Collen, Joe Elliott, Robert John "Mutt" Lange, and Rick Savage except where notedThe DVD and Blu-ray releases, which also had a short stint in selected theaters around the world,[5] contain the same track listing as the CD version, on one disc.