Kings of Leon 'Live on Letterman,' Rockers Return to Form Following 'Mechanical Bull' Release: Discography-Spanning Performance Includes 'Use Somebody,' 'Four Kicks' [VIDEO]

Kings of Leon are hard at work promoting their sixth studio album "Mechanical Bull," the group's first since 2011's "Come Around Sundown" and the subsequent strife within the Southern family band. Last night (Sept. 26), KoL rocked the house for "Live on Letterman" and played a 45-minute set for some lucky fans, which spanned the entirety of their career. Read More »