Lee Ji-eun, professionally known as IU, is a South Korean singer-songwriter and actress. While still in middle school, IU auditioned for various talent agencies with ambitions of becoming a singer. She signedwith Kakao M(formerly LOEN Entertainment) in 2007 as a trainee and began her music career at the age of 15 with her debut album, Lost and Found. Her follow-up albums, Growing Up and IU...IM,..