en.wikipedia: Steep Canyon Rangers
"Steep Canyon Rangers is an American bluegrass band based in Asheville and Brevard, North Carolina. Originally formed in 2000, the band has become widely known since 2009 for collaborating with actor/banjoist Steve Martin. SCR performed as a quintet for nearly a decade before intermittent touring began as a sextet with Steve Martin; the band still performs in both configurations. Steep Canyon Rangers have recorded nine solo albums plus two collaborative albums with Steve Martin. In 2012, their collaboration with Steve Martin, Rare Bird Alert (2012), was nominated for a Grammy Award for Best Bluegrass Album.[...]