Caution: Master Musicians at Work: Yo-Yo Ma, Stuart Duncan, Edgar Meyer, Chris Thile - “Attaboy” Charles281 MusicDecember 2017 • Views: 32,903 YouTube Best of YoYoMa: goo.gl Subscribe here: goo.gl Music video by Yo-Yo Ma, Stuart Duncan, Edgar Meyer & Chris Thile performing Attaboy (Live). (C) 2011 Sony Music Entertainment