Dong Young-bae (born 18 May 1988), better known by his stage name Taeyang (meaning Sun) or Sol is a South Korean singer-songwriter. After appearing in Jinusean's music video "A-yo", Taeyang began training under YG Entertainment at the age of 12. After six years of training, he made his debut in 2006 as a member of the South Korean boy band Big Bang.