Sechs Kies is a South Korean boy band formed in 1997 under YG Entertainment. They were one of the first idol groups in South Korea and gained immense popularity during the late 1990s. The group originally consisted of six members: Eun Ji-won, Lee Jai-jin, Kim Jae-duck, Ko Ji-yong, Song Ji-eun, and Yang Seung-ho. After disbanding in 2000, Sechs Kies reunited in 2016, celebrating their 20th anniversary. They are known for their catchy songs and energetic performances, contributing significantly to the evolution of the K-pop genre. The group continues to have a dedicated fan base and remains influential in the music industry.