The Song contains the melody of Move On Baby.
| Germany |
| Release: 06.12.2004; Label: Sheffield Tunes |
CD
- 1: One (Always Hardcore) (Radio Edit) (3:49)
- 2: One (Always Hardcore) (Club Mix) (7:16)
- 3: One (Always Hardcore) (Extended) (5:28)
- 4: Circle Of Light (4:20)
- 5: Video - One (Always Hardcore) (3:49)
Vinyl 12"
- A1: One (Always Hardcore) (Extended) (5:28)
- B1: One (Always Hardcore) (Club Mix) (7:16)
| Italy |
| Release: 2004; Label: Kontor Records Italia |
Vinyl 12"
- A1: One (Always Hardcore) (Club Mix) (7:16)
- A2: One (Always Hardcore) (Radio Edit) (3:49)
- B1: One (Always Hardcore) (Extended) (5:28)
- B2: Circle Of Light (4:20)