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.
Cleo (band) Cleo () was a three-member South Korean girl group, formed in 1999. They were one of the original Korean idol girl groups and were active at the same time as Fin.K.L and S.E.S. Their debut song "Good Time", from their first studio album, was very successful. The group's second album, released in 2000, was also successful and included the songs "Ready For Love", "Always in My Heart", and "Mosun" (모순 ; lit. "Contradiction"). Cleo's third album, which included the song "Triple", was released in 2011. Their fourth album was released in 2003, included the tracks "Donghwa" (동화 ; lit. "Fairy Tale") and "S.P.Y". Their fifth album, "Rising Again", was released in 2004 and included the song "In and Out". The group disbanded in 2005.