Hong Kong Festival Orchestra Flash Mob 2013 Beethoven's Ode to Joy 香港節慶管弦樂團2013快閃:貝多芬《快樂頌》
Watch Hong Kong Festival Orchestra Flash Mob 2013 Beethoven's Ode to Joy 香港節慶管弦樂團2013快閃:貝多芬《快樂頌》 video on DTube
what's best than a flashmob to give you the chills