徐太志
Prior to forming Jinusean, Sean worked as a back-up dancer for legendary K-pop group Seo Taiji and Boys in the early 1990s, and Jinu debuted as a solo artist with the song, "I Was The Captain" in 1994. The two debuted as Jinusean with the single, "Gasoline," in 1997 under the guidance of YG Entertainment CEO and former Seo Taiji and Boys member Yang Hyun-suk and former Deux member Lee Hyun Do. Their second single, "Tell Me" (featuring singer Uhm Jung-hwa), was the duo's first hit and propelled them to stardom.