Solbi Lyrics — by Popularity
| 1 | Didn’t Know Love |
| 2 | Ottogi (Club House Ver.) |
| 3 | Ottogi (Ins) |
| 4 | Ottogi (Latin House Ver.) |
| 5 | Ottogi feat. Ji Yoon of 4Minute |
| 6 | Talk Oppositely.. |
| 7 | Talk Oppositely.. (Ins) |
| 1 | Didn’t Know Love |
| 2 | Ottogi (Club House Ver.) |
| 3 | Ottogi (Ins) |
| 4 | Ottogi (Latin House Ver.) |
| 5 | Ottogi feat. Ji Yoon of 4Minute |
| 6 | Talk Oppositely.. |
| 7 | Talk Oppositely.. (Ins) |
