Jang Hyun Sung is an actor from Geoje, South Gyeongsang. He graduated from the Seoul Institute of the Arts and is under YG Entertainment. Huyn Sung got his start as a member of the Hakjeon Theatre Company before transitioning to film and television. He is married to Yang Hee Jung. In 2013, Jang and his two sons began appearing in the variety show "The Return of Superman," in which celebrity fathers look after their children by themselves for 48 hours after sending their wives on a two-day vacation. (Source: MyDramaList) Watch drama online for free.