BANGTAN TV uploaded a short video showing BTS' Suga and J-Hope while having fun through dancing T-ara's 'Sugar Free.'
Bangtan Boys is preparing for their first concert 'BTS 2014 LIVE TRILOGY EPISODE 2: THE RED BULLET,' which will be held at AX KOREA in Seoul, South Korea on October 17th (8PM), October 18th (5PM) and 19th (5PM).
Watch below: