Yook Sung-jae, born on May 2, 1995, is a multifaceted South Korean artist known for his talents as both a singer and an actor. He is a prominent member of the boy group BtoB and its sub-group, BtoB Blue, showcasing his vocal prowess and stage presence.
In addition to his musical career, Yook has made significant strides in the acting realm. He has appeared in several popular television dramas, including the nostalgic series Reply 1994 in 2013, Plus Nine Boys in 2014, and the critically acclaimed Who Are You: School 2015. His versatility is further highlighted by his roles in The Village: Achiara's Secret, Guardian: The Lonely and Great God, Mystic Pop-up Bar, and The Golden Spoon.
Yook's charisma extends beyond scripted performances; he has also participated in various reality shows, such as Hitmaker, We Got Married, and Master in the House, where he has endeared himself to fans with his genuine personality.
On March 2, 2020, Yook made his solo debut with the album Yook O'Clock, marking a significant milestone in his career and allowing him to express his artistry independently.