( Hangul :웃어라 동해야; Hanja :笑吧！東海; RR :Useora Donghaeya, also known asSmile, Dong-hae) is a 2010 South Korean daily television drama , starring Ji Chang-wook , Do Ji-won, Oh Ji-eun , Park Jeong-ah and Lee Jang-woo . It aired on KBS1 from October 4, 2010 to May 13, 2011 on Mondays to Fridays at 20:25 for 159 episodes.
Carl Laker, whose Korean name is Dong-hae, visits Korea with his mother to participate in the short track speed skating competition as a representative on the American team. Dong-hae's mother, Anna, who is a Korean-American adoptee, had an accident during a severe storm and almost drowned at a young age, which led her to have a mental age of about nine. She fell in love with a Korean man who used the English name James who was studying abroad in New York. He left promising to come back but never did, without knowing that she was pregnant with Dong-hae. His trip to Korea is not just for the competition, but also to see his girlfriend, Sae-hwa, whom he dated for 6 years and promised to marry. However, what awaits him is the changed heart of Sae-hwa. She tells him that she cannot be with him as long as he is with Anna. Later, he saves Sae-hwa from being struck by a truck in a traffic accident. The accident injured Dong-hae and ended his skating career. Meanwhile, Anna sees Dong-hae's father by chance and doesn't want to leave Korea. Dong-hae decides to stay in Korea and search for his father. He decides to find him and ask him the reason why he left them. And at the midst of all of this is Bong-yi an aspiring chef who wants to be the first female head chef. Bong-yi and her family take Dong-hae and his mother Anna in and treat them as family. Dong-hae later falls in love with Bong-yi, and pursues a career as a chef. But Dong-hae, Anna, and Bong-yi must travel a challenging path for their happiness, finding Dong-hae's father, and his roots.