Versions
| Title, Format | Label | Cat# | Country | Year | |
|---|---|---|---|---|---|
| I Believe (12") | Promo | PROMO 24 | Belgium | 2000 | |
| I Believe (12", Maxi, Promo) | Highball Music | RTD 113.3753.0 | Germany | 2000 | |
| I Believe (12") | Spin Off (2) | 12SPINOFF1 | 2002 | ||
| I Believe (Remixes) (12") | Vendetta Records | VENMX 507 (N) | Spain | 2004 |