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Disc1
| 1 | SAPPY | Red Velvet | 3:19 |
| 2 | Swimming Pool | Red Velvet | 3:20 |
| 3 | Sayonara | Red Velvet | 3:15 |
| 4 | Peek‐a‐Boo (Japanese version) | Red Velvet | 3:09 |
| 5 | Rookie (Japanese version) | Red Velvet | 3:16 |
| 6 | Power Up (Japanese version) | Red Velvet | 3:25 |
| 1 | SAPPY | Red Velvet | 3:19 |
| 2 | Swimming Pool | Red Velvet | 3:20 |
| 3 | Sayonara | Red Velvet | 3:15 |
| 4 | Peek‐a‐Boo (Japanese version) | Red Velvet | 3:09 |
| 5 | Rookie (Japanese version) | Red Velvet | 3:16 |
| 6 | Power Up (Japanese version) | Red Velvet | 3:25 |