Danger Days: The True Lives of the Fabulous Killjoys is the fourth studio album by the American rock band My Chemical Romance, released on November 22, 2010 by Reprise Records. Its songs are associated with the band's well known sound of alternative rock, pop-punk, and punk rock, along with an introduction of new musical elements, including power pop, pop rock, and electronic rock. The primary musical inspiration for the album came from contemporary rock, psychedelic rock, and protopunk bands of the sixties and seventies. It was the penultimate album released by the band before their six-year disbandment from 2013 to 2019.

My Chemical Romance is an American rock band from Newark, New Jersey. The band's current lineup consists of lead vocalist Gerard Way, lead guitarist Ray Toro, rhythm guitarist Frank Iero, and bassist Mikey Way. They are considered one of the most influential rock groups of the 2000s and a major act in the pop-punk and emo genres, despite the band rejecting the latter label.