Fresh off their Lollapalooza set, Brian Fallon and Alex Levine from the Gaslight Anthem sat down with Rolling Stone to recall an incredible recent festival moment: sharing the stage with Bruce Springsteen at Glastonbury. Fallon tells RS Springsteen's son Evan discovered the band, and the man himself "showed up one day at Glastonbury. He was like, 'I think I'm going to play that " '59 Sound" song with you.' " The pair also give a few hints about the secret new sound they're working up now: a mix of Tom Waits, the Clash and the Supremes. Watch the full interview above and check out photos from Lollapalooza '09 here.