Korea's top idol stars get together to compete in a series of heated showdowns! Watch out for hearty laughs and touching moments, as well as a cutthroat clash with unpredictable results! The Idol Star Athletics Championship 2015 sees the participation of 300 athletes, the largest number of idols in history. There are track-and-field events, archery, basketball, and futsal that will be sure to keep you at the edge of your seat, and even ssireum, a new category! We hope you enjoy the five different intriguing sports.