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Dänemark| Label: | MCA Records MCSTD 40253 |
| Genre: | Electronic, Hip Hop |
| Style: | UK Garage |
| Format: | CD (Maxi-Single) |
| 1 | Crazy (Radio Edit) » Producer: Darrell "Delite" Allamby | 3:21 |
| 2 | Crazy (Crash n Burn Remix) » Producer: Darrell "Delite" Allamby » Remix: Crash & Burn | 5:30 |
| 3 | Tell Me It's Real (Club Asylum Steppers Edit) » Producer: Jo Jo Hailey, Rory Bennett » Remix: Club Asylum | 3:40 |
| Label: | MCA Records 155 821-1 |
| Genre: | Electronic, Hip Hop |
| Style: | RnB/Swing, UK Garage |
| Format: | Vinyl (12") |
| A | Crazy (Crash n Burn Remix) » Producer: Darrell "Delite" Allamby » Remix: Crash & Burn | 5:30 |
| B1 | Crazy (Radio Edit) » Producer: Darrell "Delite" Allamby | 3:21 |
| B2 | Tell Me It's Real (Club Asylum Steppers Edit) » Remix: Club Asylum | 3:40 |
| Label: | MCA Records KCJJPRO1 |
| Genre: | Electronic, Hip Hop |
| Style: | RnB/Swing, UK Garage |
| Format: | CD (Maxi-Single , Promo) |
| 1 | Crazy (Secret Agents Edit) | 3:16 |
| 2 | Crazy (International Radio Edit) | 3:21 |
| Label: | MCA Records KCJJPRO2 |
| Genre: | Electronic, Hip Hop |
| Style: | UK Garage |
| Format: | Vinyl (12" , Promo , 33 ⅓ RPM) |
| A1 | Crazy (Crash & Burn Remix) » Arranged By: J. Oliver » Engineer: T. Brady » Keyboards [Additional]: Leo » Remix, Producer [Additional]: Crash & Burn | 5:30 |
| A2 | Crazy (International Radio Edit) | 3:21 |
| B1 | Crazy (Secret Agents Remix) » Remix, Producer [Additional]: Secret Agents | 3:30 |
| B2 | Crazy (R&B Mix) | 4:07 |
| Label: | MCA Records 155 796-2 |
| Genre: | Electronic, Hip Hop |
| Style: | RnB/Swing, UK Garage |
| Format: | CD (Single) |
| 1 | Crazy (Radio Edit) | 3:21 |
| 2 | Crazy (Secret Agents Edit) | 3:16 |
| Label: | MCA Records MCAR-25304-1 |
| Genre: | Electronic, Funk / Soul, Hip Hop |
| Style: | UK Garage |
| Format: | Vinyl (12" , Promo) |
| A1 | Crazy (Crash & Burn Remix) | 5:31 |
| A2 | Crazy (Crash & Burn Remix Instrumental) | 5:31 |
| B1 | Crazy (Crash & Burn Remix) | 5:31 |
| B2 | Crazy (Crash & Burn Remix Instrumental) | 5:31 |
| Label: | MCA Records MCAR 25261-1 |
| Genre: | Hip Hop |
| Style: | RnB/Swing |
| Format: | Vinyl (12") |
| A1 | Crazy (Urban Radio Edit) K-Ci & JoJo | |
| A2 | Crazy (Instrumental) K-Ci & JoJo | |
| B1 | Crazy (Urban Radio Edit) K-Ci & JoJo | |
| B2 | Crazy (Instrumental) K-Ci & JoJo |
| Label: | MCA Records 155 797-2 |
| Genre: | Electronic, Hip Hop |
| Style: | RnB/Swing, UK Garage |
| Format: | CD (Maxi-Single) |
| 1 | Crazy (Radio Edit) | 3:24 |
| 2 | Crazy (Secret Agents Edit) » Remix: Secret Agents | 3:17 |
| 3 | Crazy (Crash N Burn Remix) » Remix: Crash 'n Burn | 5:32 |
| 4 | Crazy (R&B Remix) | 4:08 |
