In what year was the South Korean boy group whose leader is Kang Seung-yoon formed?
Kang Seung-yoon Kang Seung-yoon (born (1994--) 21, 1994 ), known as Seungyoon, is a South Korean singer-songwriter, record producer, actor, and leader of boy group Winner. In 2010, he participated in the reality television singing contest "Superstar K2" and finished in fourth place. In January 2011, he became a trainee under YG Entertainment and went on to debut as a solo artist in July 2013 and as the leader of Winner in October 2013.
Laboum Laboum (; stylized as LABOUM) is a South Korean girl group that debuted in 2014 under NH Media and Nega Network's joint venture Global H Media. Their name is taken from the French term meaning "The Party".