Mumford & Sons Look Back, Head Forward On 'Live At Letterman'

Ahead of tonight's 'Saturday Night Live' performance (and new album Babel), band tapes 'Letterman' set.
By James Montgomery

Mumford and Sons
Photo: Kitra Cahana/ Getty Images

Back in 1964, the Beatles performed on "The Ed Sullivan Show," a watershed moment that kicked off the British Invasion and set a record for "most shots of hormonally charged girls squealing in an audience" that remains unchallenged to this day (sorry, Bieber).

On Friday evening, 58 years after the Fab Four inflamed the loins of America's youth, Mumford & Sons were in the same studio now renamed the Eullullivan Theater though the conditions were slightly less wild. They were there to tape a "Live on Letterman" performance, one designed to hype their upcoming Babel album (out here in the States on September... [via MTV - News]