Johnnyswim performs at a Tiny Desk Concert in April 2014. Jim Tuttle/NPR hide caption

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Johnnyswim

Impossibly telegenic and charming, the band mixes booming intensity with polish and sparkle.

Quilt performs at a Tiny Desk Concert in February 2014. Jim Tuttle/NPR hide caption

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Quilt

Interweaving harmonies and guitar lines set the tone for these soft, benevolent, dreamy songs.

Federico Aubele performs at a Tiny Desk Concert in February 2014. Jim Tuttle/NPR hide caption

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Federico Aubele

The Argentine singer uses his dark, husky voice to produce a specific effect in these three songs.

Usman Riaz

A young Pakistani musician treats the guitar as percussion — with surprisingly shimmering results.

Courtney Barnett performs a Tiny Desk Concert in February 2014. Jim Tuttle/NPR hide caption

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Courtney Barnett

Barnett tells stories like your best friend, provided your best friend is a funny Australian poet.

Tom Brosseau performs a Tiny Desk Concert in February 2014. Jim Tuttle/NPR hide caption

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Tom Brosseau

The North Dakota singer-songwriter possesses one of the most arresting voices in folk music today.

Aimee Mann and Ted Leo perform together as The Both at a Tiny Desk Concert in February 2014. Jim Tuttle/NPR hide caption

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The Both

Singer-songwriters Aimee Mann and Ted Leo unite from opposite ends of the volume knob.

The Haden Triplets perform a Tiny Desk Concert in February 2014. Jim Tuttle/NPR hide caption

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The Haden Triplets

When the sisters cover classic country music together, the result is a treat and a trip in time.

Joseph Calleja performed a Tiny Desk Concert November 26. Abbey Oldham/Abbey Oldham/NPR hide caption

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Joseph Calleja

All the world's top opera houses want the young tenor with the old-school approach.

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Diane Cluck

On record, Cluck's elastic voice and fingerpicking are impressive. Live, they jam the senses.