Cast
SuminSelf
Sumin was 19 in STAYC - Season 1 - Practice Video | STAYC(스테이씨) : Seeun (Episode 21). Birthday: Tue, Mar 13 2001
SieunSelf
Sieun was 19 in STAYC - Season 1 - Practice Video | STAYC(스테이씨) : Seeun (Episode 21). Birthday: Wed, Aug 01 2001
IsaSelf
Isa was 18 in STAYC - Season 1 - Practice Video | STAYC(스테이씨) : Seeun (Episode 21). Birthday: Wed, Jan 23 2002
SeeunSelf
Seeun was 17 in STAYC - Season 1 - Practice Video | STAYC(스테이씨) : Seeun (Episode 21). Birthday: Sat, Jun 14 2003
YoonSelf
Yoon was 16 in STAYC - Season 1 - Practice Video | STAYC(스테이씨) : Seeun (Episode 21). Birthday: Wed, Apr 14 2004
JSelf
J was 15 in STAYC - Season 1 - Practice Video | STAYC(스테이씨) : Seeun (Episode 21). Birthday: Thu, Dec 09 2004
Sumin
Sieun
Isa
Seeun
Yoon
J