On Sept. 26 the American rock band Kings of Leon performed their song "Don't Matter" live on the late night CBS talk show, "Late Show with David Letterman". The band also performed a forty-five minute "Live on Letterman" concert, which was streamed live on CBS's website. You can watch Kings of Leon perform "Don't Matter" here, and you can watch the band's entire "Live on Letterman" concert here.
The song "Don't Matter" is featured on Kings of Leon's sixth studio album, "Mechanical Bull," which was released on Sept. 24 via RCA Records. The lead single from the album was "Supersoaker" and you can watch the official music video for that song here.
Before their performance Letterman praised the cover art for "Mechanical Bull" and then he said, "Please do the song where you're barking like Feral dogs, that's so good." During the band's "Live on Letterman" concert at the Ed Sullivan Theatre they performed such songs as "Supersoaker," "Sex On Fire," and "Use Somebody".