Fans the world over have been asking�T-ara for a "Roly-Poly" choreography video, and that request has finally been granted today! Core Contents Media announced, "After 'Roly-Poly' came out, many fans from all over the world showed interest in the choreography. This video was made so that fans could learn exactly how to do the dance." Choreographer Seo Byung Goo himself is in the video and teaches all the steps with full detail. The video is not a how-to video per se; rather, it documents the girls learning the dance themselves, so it's both entertaining and informative. Check it out below! Source: TV DAILY via Nate