Hi guys, Welcome to the Advanced Video Search Engine, and you are watching [풀영상] 이승환 & 김영관 '어떻게 사랑이 그래요♪' 히든싱어4 [도플싱어 가요제 2회]. That video is uploaded by JTBC Entertainment at 2015-09-27T08:36:39-07:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [qO-IHAsLHI8]