A single voice can send a powerful message - and that's just what Jim James did at the Tiny Desk, with just his voice and an acoustic guitar.

Liniker e os Caramelows

Tiny Desk Concerts from NPR Music feature your favorite musicians performing at All Songs Considered host Bob Boilen's desk in the NPR office. Hear Wilco, Adele, Passion Pit, Tinariwen, Miguel, The xx and many more. This is the audio version of the podcast. A video version is also available.