Kim Yoon-sung (born January 14, 1981), known professionally as Gaeko (, literally dog's snout) is a South Korean hip hop recording artist. He and Choiza comprise the hip hop duo Dynamic Duo, which rose to fame upon the release of their debut album Taxi Driver in 2004. In 2015, he released his first solo album, Redingray. Personal life On May 14, 2011, in the middle of his military service, he married Kim Su-mi before returning to serve the rest of his term. The couple had a son, Tae-woo, in 2011 and a daughter, Seo-ah, in 2015. Discography Studio albums Singles Soundtrack appearances Filmography Television shows References External links 1981 births Living people South Korean male rappers South Korean hip hop record producers Hongik University alumni South Korean hip hop singers 21st-century South Korean male singers Rappers from Seoul