Stray Kids (SKZ, Hangul: ???? ??; RR: Seuteurei Kijeu) is a South Korean boy band formed by JYP Entertainment through the 2017 reality show of the same name. The group is composed of nine members: Bang Chan, Woojin, Lee Know, Changbin, Hyunjin, Han, Felix, Seungmin, and I.N. The group released their extended play Mixtape in January 2018 and officially debuted on March 25 with I Am Not.