The genre-bending cellist Yo-Yo Ma heads a dream team of string players -- Edgar Meyer, Chris Thile, Stuart Duncan -- who borrow from bluegrass. The quartet, plus singer Aoife O'Donovan perform three songs from their album The Goat Rodeo Sessions at the NPR Music offices. Set List: "Quarter Chicken Dark" "Attaboy" "Here And Heaven" For more videos and to subscribe to the Tiny Desk Concerts podcast, visit NPR.org/tinydeskconcerts.