The a cappella quartet, known for luminous interpretations of medieval pieces, teams up with folk musician Bruce Molsky in music from more modern times 鈥� popular songs from the Civil War era.

Before the wide-ranging band plays its four-song set, the audience sings "Happy Birthday" to mandolinist Chris Thile.

The singer beat out nearly 7,000 other submissions to win NPR Music's Tiny Desk Concert Contest. See why in this passionate three-song set.

Accompanied by traditional Garifuna musicians and an electric guitar, Aurelio weaves together intricate layers of acoustic guitar to capture the polyrhythms of the African dispora.

The Wisconsin band performs three of its warm, accessible songs in the NPR Music offices.

The Tiny Desk becomes a DJ booth for an office space dance party. See Deacon perform three songs from his new album for an assortment of joyfully writhing public media personnel.

With her huge voice and an assist from talented trombonist Daniel Walter Eaton, Nika Roza Danilova offers up a curious combination in the NPR Music offices.

The band strips down its electronic sound with the aid of a spaghetti strainer and a paint bucket. Watch Until The Ribbon Breaks perform four songs from this year's A Lesson Unlearnt.

With 23 members, the performance-art marching band is the biggest ever to play the Tiny Desk, complete with horns, woodwinds, strings, percussion and several cheerleaders.

Though he's best known as an actor, Reilly proves himself as a singer and guitarist while working alongside Tom Brosseau, Lavender Diamond's Becky Stark and others.