Hyojin Choi teaches choreography to Blue Moon by Hyolyn & Changmo. Learn from instructors of 1MILLION Dance Studio on YouTube! 1MILLION Dance Studio YouTube Channel: https://www.youtube.com/1milliondancestudioasia OFFICIAL WEBSITE: http://www.1milliondance.com INSTAGRAM: https://instagram.com/1milliondance FACEBOOK: https://www.facebook.com/1milliondancestudio 1MILLION Dance Studio & 1MILLION Dance Tutorial