The behind story on GD&TOP, and Taeyang at 'Pentaport Rock Festival 2011' was revealed through Mnet's '2NE1TV Live: Worldwide' on August 16th. G-Dragon's new shaved haircut garnered much interest during this event as well. In the video, GD&TOP along with Taeyang revealed their practice rehearsal for the performance and captured every step they took until the day of the festival. In the video, there is a scene where TOP is helping Taeyang choose his outfit for the performance as well as sharing thoughts on which sunglasses they should wear accenting their close relationships even through the lens. Watch GD&TOP along with Taeyang get ready for their performance at 'Pentaport Rock Festival 2011': Source & Photo: Newsen via Nate