Seventeen

South Korean musical group; boy band

Seventeen is a South Korean boy band. Formed by Pledis Entertainment, the group consists of thirteen members: S.Coups, Jeonghan, Joshua, Jun, Hoshi, Wonwoo, Woozi, DK, Mingyu, The8, Seungkwan, Vernon, and Dino. Seventeen is considered a "self-producing" idol group, with the members involved in songwriting, music production, and choreographing, among other aspects of their music and performances.

from Wikipedia