LEE CHANHYUK (Korean: 이찬혁 ; born September 12, 1996), is a South Korean singer-songwriter, producer and author. He debuted as a member of the sibling duo 악동뮤지션 (also known as AKMU) in April 2014, under YG Entertainment. His first album, called ERROR was released on October 17, 2022. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.