Watch fun. Perform “We Are Young” On David Letterman Travis Faulk 12 years ago Watch fun. performing their song “We Are Young” on David Letterman below. Share this: Watch The Killers Perform “Runaways” On LettermanFoo Fighters Perform “Stiff Competition” On ‘Letterman’Watch Jane’s Addiction Perform “Underground” On The Late Show With David Letterman
