Watch: Punch Brothers Behind the Scenes of Their New Album, "The Phosphorescent Blues"

Punch Brothers' T Bone Burnett–produced new album, The Phosphorescent Blues, was released last week to critical acclaim, with, for example, Rolling Stone exclaiming: "Punch Brothers are astoundingly skilled, non-show-offy, and pretty much pushing at the vanguard of really great music you need to listen to right now."

The band, which kicks off a USA tour to promote the album on February 20, is known to impress sartorially as well, with the Evening Standard noting in its four-star review of a London show that "Punch Brothers sounded as sharp as they looked." All the rarer then is this footage of Punch Brothers dressed casually (and looking quite happy) during the writing sessions as the band created the music that became The Phosphorescent Blues, all set to Debussy's Passepied, off the new album: