Seulgi & Wendy (Red Velvet) - With You
Seulgi and Wendy (Red Velvet) - With you (The Blue cover)
Seulgi and Wendy of Red Velvet - With you (The Blue cover)
Red Velvet (작성 중지) Seulgi - 웬디는 제발 헛소리하지 않았다
red velvet [ SEULGI x WENDY x JOY ] - rose scent breeze
Wendy & Seulgi (웬디 & 슬기 of Red Velvet) - 밀지마 (Don't Push Me) (Ballad Ver.) (Uncontrollably Fond OST Part 7)
Wendy & Seulgi (웬디 & 슬기 of Red Velvet) - 밀지마 (Don't Push Me) (Original Ver) (Uncontrollably Fond OST Part 7)
Max (TVXQ), Luna (F(x)), Suho & Xiumin (EXO), Seulgi (Red Velvet), Key (SHINee) - 소원을 말해봐 (Genie)