Woo Ji-ho, better known by his stage name Zico, is a South Korean rapper, record producer and singer-songwriter. He debuted as the leader of the boy band Block B in 2011 and made his first solo release in 2014.Zico is notable for his crossover skills within the Korean hip hop scene, maintaining an underground reputation along with mainstream appeal as a Korean idol. He is a record producer of both K-pop and Korean hip hop music. He is also part of the crew Fanxy Child, which he formed in 2016. In 2019, he released his first full-length solo album, Thinking.