The first BtoB member to make their solo debut was Lee Minhyuk. BtoB is a South Korean boy band formed by Cube Entertainment in 2012. The group consists of seven members: Eunkwang, Minhyuk, Changsub, Hyunsik, Peniel, Ilhoon, and Sungjae. Lee Minhyuk was the first member to make his solo debut, with his single ‘Love Sick’ in 2014.