The group mixes Afghan rhythmic patterns with rock and roll music.

BBC: Afghan dreams of rock and roll

The Black Keys rock band is signed to Nonesuch Records, a label owned by Warner Music Group.

WSJ: Corrections & Amplifications

He soon discovered the power of a crowd, as his new group's debut (The Beginning Stages of the Polyphonic Spree) sounded unlike anything in rock music.

NPR: The Polyphonic Spree and Mark Olson in Concert