| Label: | A1 Music none |
| Genre: | Electronic |
| Style: | Trance, Euro House |
| Format: | CDr (Maxi-Single , Promo) |
| 1 | Happy Song (Royal Gigolos Short Remix) » Remix: Royal Gigolos | |
| 2 | Happy Song (Royal Gigolos Remix) » Remix: Royal Gigolos | |
| 3 | Happy Song (DJ Taylor Radio Edit) » Remix: DJ Taylor | |
| 4 | Happy Song (DJ Taylor Dance Mix) » Remix: DJ Taylor | |
| 5 | Happy Song (2k4 Extended Version) |
| Label: | TK Music TK 001 |
| Genre: | Electronic |
| Style: | Trance |
| Format: | Vinyl (12") |
| A1 | Happy Song (DJ Taylor Dance Mix) | |
| A2 | Happy Song (Nick Storm Remix) » Remix: Nick Storm | |
| B1 | Happy Song (Royal Gigolos Remix) » Remix: Royal Gigolos | |
| B2 | Happy Song (DJ Thoka vs Alphatraxx Mix) » Remix: Alphatraxx |
| Label: | Rebeat Music International RB014 |
| Genre: | Electronic |
| Style: | Trance, Euro House |
| Format: | CD (Maxi-Single) |
| 1 | Happy Song (Royal Gigolos Remix) » Remix: Royal Gigolos | 5:01 |
| 2 | Happy Song (DJ Taylor Dance Mix) » Remix: DJ Taylor | 5:54 |
| 3 | Happy Song (Nick Storm Remix) » Remix: Nick Storm | 6:27 |
| 4 | Happy Song (Hypertrophy Remix) » Remix: Hypertrophy | 7:15 |
| 5 | Happy Song (DJ Thoka vs. Alphatraxx Mix) » Remix: Alphatraxx | 7:01 |
| 6 | Happy Song (2k4 Extended Version) | 7:23 |
| 7 | Happy Song (Royal Gigolos Short Remix) » Remix: Royal Gigolos | 3:45 |
| 8 | Happy Song (DJ Taylor Radio Edit) » Remix: DJ Taylor | 3:36 |
| Label: | Tigers & Tomatoes T&T001 |
| Genre: | Electronic |
| Style: | Trance |
| Format: | Vinyl (12") |
| A1 | Happy Song (DJ Taylor Dance Mix) » Remix: DJ Taylor | |
| A2 | Happy Song (Nick Storm Remix) » Remix: Nick Storm | |
| B1 | Happy Song (Royal Gigolos Remix) » Remix: Royal Gigolos | |
| B2 | Happy Song (DJ Thoka vs Alphatraxx Mix) » Remix: Alphatraxx, DJ Thoka |
| Label: | Plaque Records PLAQUE 004 |
| Genre: | Electronic |
| Style: | Trance |
| Format: | Vinyl (12" , 33 ⅓ RPM) |
| A1 | Happy Song (DJ Taylor Dance Mix) » Remix: DJ Taylor | |
| A2 | Happy Song (Nick Storm Remix) » Remix: Nick Storm | |
| B1 | Happy Song (Royal Gigolos Remix) » Remix: Royal Gigolos | |
| B2 | Happy Song (DJ Thoka vs. Alphatraxx Mix) » Remix: Alphatraxx, DJ Thoka |
| Label: | Big Records (Australia) BIGS007 |
| Genre: | Electronic |
| Style: | Trance, Euro House |
| Format: | CD (Maxi-Single) |
| 1 | Happy Song (Royal Gigolos Remix) » Remix: Royal Gigolos | 5:01 |
| 2 | Happy Song (DJ Taylor Dance Mix) » Remix: DJ Taylor | 5:54 |
| 3 | Happy Song (Nick Storm Remix) » Remix: Nick Storm | 6:27 |
| 4 | Happy Song (Hypertrophy Remix) » Remix: Hypertrophy | 7:15 |
| 5 | Happy Song (DJ Thoka vs. Alphatraxx Mix) » Remix: Alphatraxx | 7:01 |
| 6 | Happy Song (2k4 Extended Version) | 7:23 |
| Label: | Hitland HTL 04.15 |
| Genre: | Electronic |
| Style: | Trance, Euro House |
| Format: | Vinyl (12" , 33 ⅓ RPM) |
| A1 | Happy Song (Royal Gigolos Remix) » Remix: Royal Gigolos | 5:01 |
| A2 | Happy Song (Hypertrophy Remix) » Remix: Hypertrophy | 7:15 |
| B1 | Happy Song (DJ Thoka vs. Alphatraxx Mix) » Remix: Alphatraxx, DJ Thoka | 7:01 |
| B2 | Happy Song (Nick Storm Remix) » Remix: Nick Storm | 6:27 |
| Label: | Tigers & Tomatoes 881226032422 |
| Genre: | Electronic |
| Style: | Hard Trance, Euro House |
| Format: | 7 File (MP3) |
| 1 | Happy Song (Royal Gigolos Short Remix) » Remix: Royal Gigolos | 3:47 |
| 2 | Happy Song (Royal Gigolos Remix) » Remix: Royal Gigolos | 5:03 |
| 3 | Happy Song (DJ Taylor Edit) » Remix: DJ Taylor | 3:36 |
| 4 | Happy Song (DJ Taylor Dance Mix) » Remix: DJ Taylor | 5:56 |
| 5 | Happy Song (DJ Thoka vs. Alphatraxx Mix) » Remix: Alphatraxx | 7:03 |
| 6 | Happy Song (Hypertrophy Remix) » Remix: Hypertrophy | 7:17 |
| 7 | Happy Song (Nick Storm Remix) » Remix: Nick Storm | 6:29 |