Kwon Ji-yong, also known by his stage name G-Dragon, is a South Korean rapper, singer-songwriter, record producer, entrepreneur and fashion designer, known as the "King of K-pop". G-Dragon trained for six years, from the age of twelve, at South Korean entertainment label YG Entertainment before debuting in 2006 as the leader of the hip hop boy band Big Bang, which went on to become one of the best-selling boy bands in the world.