| recordings |
|---|
| 1990 Medley Mix | medley | Paula Abdul | 7:15 |
| Knock Out (extended mix) | | Paula Abdul | 6:54 |
| Knocked Out | | Paula Abdul | ?:?? |
| Knocked Out | | Paula Abdul | 5:07 |
| Knocked Out | | Paula Abdul | 3:32 |
| Knocked Out | | Paula Abdul | 3:23 |
| Knocked Out | | Paula Abdul | 3:54 |
| Knocked Out | | Paula Abdul | 3:54 |
| Knocked Out (7” version) | | Paula Abdul | 3:51 |
| Knocked Out (7″ version) | | Paula Abdul | 3:48 |
| Knocked Out (12″ mix) | | Paula Abdul | 6:12 |
| Knocked Out (Bassey Thang) | | Paula Abdul | 5:53 |
| Knocked Out (extended version) | | Paula Abdul | 7:04 |
| Knocked Out (House 12″) | | Paula Abdul | 7:28 |
| Knocked Out (House 12″) (Shep Pettibone mix) | | Paula Abdul | 7:28 |
| Knocked Out (Pettibone 12”) | | Paula Abdul | 6:12 |
| Knocked Out (Pettibone 12”) | | Paula Abdul | 6:11 |
| Knocked Out (Pettibone 12″) | | Paula Abdul | 6:11 |
| Knocked Out (Pettibone edit) | | Paula Abdul | 3:32 |
| Knocked Out (Power mix) | | Paula Abdul | 6:44 |
| Knocked Out (Round 1 - The extended 12” mix) | | Paula Abdul | 7:03 |
| Knocked Out (Round 2 - TKO dub) | | Paula Abdul | 6:31 |
| Knocked Out (Round 3 - instrumental) | | Paula Abdul | 2:24 |
| Knocked Out (Round 3 - The radio edit) | | Paula Abdul | 5:00 |
