Once Upon a Time
SingleTracklist 16:21
| 1 | Once Upon a Time (video version) | 3:47 | |
| 2 | Once Upon a Time (maxi version) | 5:14 | |
| 3 | What Would U Do (radio mix) | 3:40 | |
| 4 | What Would U Do (alternative mix) | 3:39 |
| 1 | Once Upon a Time (video version) | 3:47 | |
| 2 | Once Upon a Time (maxi version) | 5:14 | |
| 3 | What Would U Do (radio mix) | 3:40 | |
| 4 | What Would U Do (alternative mix) | 3:39 |