Koo Chang Mo is a South Korean singer and former member of BLACK TETRA (블랙테트라) and SONGGOLMAE (송골매). He graduated from Baejae High School and later obtained a bachelor's degree in Electrical Engineering from Hongik University. He made his debut in 1978 as Black Tetra's 2nd generation vocalist. He then joined Songgolmae around late 1980, and he was with them until 1984. He then worked as a solo artist and released his 1st single album, "Heenari" (희나리) in 1985.

(Source: Korean = Namu.Wiki || Translation = MyDramaList) Edit Biography