| Artist | : | B1A4 - 잘자요 굿나잇 안무 영상 (Baby Good Night Dance Practice Video) . |
| Title | : | B1A4 OFFICIAL + |
| Duration | : | 202 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |
| Artist | : | B1A4 - 잘자요 굿나잇 안무 영상 (Baby Good Night Dance Practice Video) . |
| Title | : | B1A4 OFFICIAL + |
| Duration | : | 202 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |