As reported previously, actress Gong Hyo Jin teamed up with Yoo In Na, Lee Hee Jin, and Bae Seul Gi to form the fictional "National Treasure Girl" girl group on MBC's upcoming drama, "Best Love." On May 15th, MBC's "Happy Time" revealed how the drama came up with the unique group name by explaining that it was a combination of the 80s sister duo, National Treasure Sisters, and SNSD (or Girls' Generation). Although they aren't a real group, they've already created countless of headlines and ranked in at the top of search portals with their popularity. Source + Photo: Sports Chosun via Nate