포이 뮤지엄 (POY Muzeum) [Slatt] Slatt (Feat. Lil Off, Wvy Dog, 순정보이) (Prod. Wvy Dog) WKHL 3D2Y [Credit] Executive Producer : POY Composer : Wvy Dog Arranger : Wvy Dog Lyricist : POY, Lil Off, Wvy Dog, 순정보이 Rap : POY, Lil Off, Wvy Dog, 순정보이 Mixing Engineer : Wvy Dog Mastering Engineer : PURPLEKID @PURPLING