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. He has released two solo albums, "Gallery" (2015) and "Television" (2017).
F(x) (band) f(x) ( ; Hangul: 에프엑스 ) is a South Korea-based girl group formed by S.M. Entertainment in 2009. Since their debut, f(x) has released four full-length albums, two extended plays, and one repackaged album. The group is currently composed of four members: Victoria, Luna, Amber, and Krystal. It was originally a five-piece group (with Sulli, who later departed from the group in August 2015).