So Sudden EP
EPTracklist 27:04
| 1 | Are You Still Waiting? | 3:03 | |
| 2 | So Sudden | 5:01 | |
| 3 | Do You Know? | 3:24 | |
| 4 | Solid on the Ground | 5:06 | |
| 5 | On the Wall | 2:24 | |
| 6 | Are You Still Waiting? (Korean version) | 3:02 | |
| 7 | So Sudden (Korean version) | 5:00 |
| 1 | Are You Still Waiting? | 3:03 | |
| 2 | So Sudden | 5:01 | |
| 3 | Do You Know? | 3:24 | |
| 4 | Solid on the Ground | 5:06 | |
| 5 | On the Wall | 2:24 | |
| 6 | Are You Still Waiting? (Korean version) | 3:02 | |
| 7 | So Sudden (Korean version) | 5:00 |