Steve Sueng Jun Yoo also known by his Korean name Yoo Seung-jun is a Korean-American singer, dancer, rapper, and actor who became one of South Korea's most popular K-pop stars after his debut in 1997. Yoo's singing career ended in 2002 when he was accused of evading South Korean mandatory military service by becoming a U.S. citizen. He was subsequently banned from entering South Korea, becoming the only person in history to be banned from the country for acquiring another citizenship. Since then, Yoo has been working as an actor in China. He is best known for his roles as Jin Wuzhu in the 2013 historical TV series The Patriot Yue Fei and Prince Wen in the 2010 film Little Big Soldier.