How many members are in the band that includes Woo Ji-ho under a stage name?
Zico (rapper): Woo Ji-ho (Korean: 우지호; born September 14, 1992), widely known by his stage name, Zico (Korean: ), is a South Korean rapper, producer, singer-songwriter and leader of the boy group Block B, signed under the label Seven Seasons. Block B:  The group consists of seven members: Taeil, B-Bomb, Jaehyo, U-Kwon, Park Kyung, Zico and P.O.
seven