On September 6th,�U-KISS�performed at the�KBS�'Open Music Festival' with member Eli, who joined them on stage after taking painkillers for his injury. Originally, Eli was supposed to sit out the 'Open Music Festival' due to a knee injury he sustained last week. But as U-KISS's turn to go up drew near,�he became more and more determined to join them on stage. Although everyone around him was telling him it was okay not to perform, Eli was resolute in his decision to join his group. Eventually, NH Media allowed him to get painkiller shots to lessen his strain on stage. U-KISS will be making their official comeback through Mnet's 'M! Countdown' on September 8th. Source + Photos: Sports Chosun via Naver