S.E.S is an acronym for “Sea, Eugene, Shoo,” the names of the three members of the group. Formed in 1997 by SM Entertainment, this female group consisted of Sea (better known as Bada, born Choi Sung Hee), Eugene (Kim Yoo Jin) and Shoo (Yoo Soo Young) and became the first successful female group in the Hallyu K-pop era. . . . See the entire exhibit at Hallyu Harmony: A Cultural History of Kpop.