Choi Soo-young born February 10, , professionally known as Sooyoung , is a South Korean singer, actress and songwriter. She was a member of the short-lived Korean-Japanese singing duo Route 0 during in Japan. After returning to South Korea in , Sooyoung eventually became a member of girl group Girls' Generation in , which went on to become one of the best-selling artists in South Korea and one of South Korea's most popular girl groups worldwide. The group gained significant popularity with the release of their hit single " Gee " in
Sooyoung made her singing debut in the Korean-Japanese girl group, Route 0, which was active from until Her parents names are Moon So-hee and Choi Jungnam. The band released three singles: "Waku! The group was later disbanded in Sooyoung came back to Korea and had more training, before she became a member of Girls' Generation in , given the roles of a supporting vocalist, lead rapper and a lead dancer in the group. She has gained recognition as an actress and was considered the best actress in Girls Generation by Oh Ji Ho for her role in The 3rd Hospital. Shortly after, she removed 'Girls Generation' from her Instagram page, leaving fans to speculate that she has no plans of continuing as a member of Girls Generation.