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Disc1
| 1 | 1 Thing (Radio Edit) | Amerie | 4:02 |
| 2 | 1 Thing (Radio Version) | Amerie | 3:34 |
| 3 | 1 Thing | Amerie | 4:13 |
| 4 | 1 Thing (Instrumental) | Amerie | 3:58 |
| 5 | 1 Thing (A Cappella) | Amerie | 3:55 |
| 1 | 1 Thing (Radio Edit) | Amerie | 4:02 |
| 2 | 1 Thing (Radio Version) | Amerie | 3:34 |
| 3 | 1 Thing | Amerie | 4:13 |
| 4 | 1 Thing (Instrumental) | Amerie | 3:58 |
| 5 | 1 Thing (A Cappella) | Amerie | 3:55 |