Yook Sung-jae is a South Korean singer and actor, born on May 2, 1995. He gained fame as a member of the popular boy group BTOB, which debuted in 2012 under CUBE Entertainment. Yook is known for his strong vocal abilities and has participated in various music projects, showcasing his talent in both group and solo performances. In addition to his music career, Yook Sung-jae has made a name for himself in acting. He has appeared in several television dramas, including Goblin and Mystic Pop-up Bar. His versatility in both singing and acting has earned him a dedicated fanbase in South Korea and beyond.