Jang Keun Suk (Kang Mu Gyul) in ’Mary stayed out all night’ drama

Kang Mu Gyul Jang Keun Suk actor in Mary, marry me drama チャングンソク 장근석 Title : Mary stayed out all night / Mary, marry me / 매리는 외박중 (Mae-ri-neun Wi-bak-joong) Comedy , romance After casting in “MSOAN“, Suk found out a record company for him - Pony Canyon, famous Japanese company producing MSOAN’s OST, to release album as a singer on March, 2011