Lee Jihoon (이지훈), better known by his stage name Woozi, is a South Korean singer under Pledis Entertainment. He rose to fame after debuting as the lead vocalist of the boy group SEVENTEEN.
Within the group, Woozi is the leader of the vocal unit and is responsible for producing most of their songs. He has also taken part in writing songs for other artists, such as Ailee and Eric Nam. Woozi is also credited with writing "Downpour," which happens to be the last digital single of the project group IOI.
On January 3, 2022, Woozi released his first mixtape, titled Ruby.