The 2010 edition of Grand Mint Festival is coming up in less than a month and today, September 28, the GMF2010 Special CD was released as a digital single. The main track is called Don’t You Know and it’s a the No Reply song were GMF’s festival lady, actress Han Hyo Joo, has gotten a chance to sing. The music video was released yesterday.

Also on the single is a DJ Lozik remix of Daybreak‘s 팝콘 for which there is also a music video, starring Han Hyo Joo and showing the GMF lineup. As expected, Joa Band‘s 북극곰아 too was included.