859 O'Farrell Street
San Francisco, California 94109

The a cappella ensemble Pentatonix won season three of NBC's hit show, 'The Sing-Off.'

Official Website: http://www.songkick.com/concerts/13229359-pentatonix-at-great-american-music-hall?utm_source=1126&utm_medium=partner

Added by Upcoming Robot on July 5, 2012