Rookie soloist�Han Groo was reported to have been a dancer for years, and is skilled in various dance styles. Considering her background, it comes as no surprise that her body is toned and lean. Still, netizens have been buzzing over a video that's been circulating on the internet lately, which shows off Han Groo's svelte body. According to Han Groo's representative on February 16th, the video was filmed while the singer was shooting for a recent Nike Free CF. Although she is not an official model for the brand, the CF deal was still meaningful to Han Groo because it was her very first CF shoot. Han Groo's agency stated, "She's a rookie singer who debuted only a month ago, so she feels very honored to be able to work with a world-renown brand like Nike. We're happy as we believe the finished product will satisfy everyone." Check out the video below. Source: Star News via Nate