| Artist | : | Red Velvet(레드벨벳 レッドベルベット) - INTRO Psycho (2021 KBS Song Festival) | KBS WORLD TV 211217 |
| Title | : | KBS WORLD TV |
| Duration | : | 145 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |
| Artist | : | Red Velvet(레드벨벳 レッドベルベット) - INTRO Psycho (2021 KBS Song Festival) | KBS WORLD TV 211217 |
| Title | : | KBS WORLD TV |
| Duration | : | 145 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |