Versions
| Title, Format | Label | Cat# | Country | Year | |
|---|---|---|---|---|---|
| Why (12") | Virgin | VST 1819 | Europe | 2002 | |
| Why (12") | Virgin | VSTX 1819 | UK | 2002 | |
| Why (2x12") | Virgin | VSTXXDJ 1819 | UK | 2002 | |
| Why (2x12") | Virgin Music (Italy) | 7243 5 46451 6 7 | Italy | 2002 | |
| Why (2x12", W/Lbl) | Virgin | VSTDJ 1819 | Europe | 2002 | |
| Why (CD, Maxi) | Virgin | VSCDT 1819 | Europe | 2002 | |
| Why (CD, Single, Promo, Car) | Virgin | Vscdj1819 | UK | 2002 | |
| Why (CDr) | Virgin | VSCDT 1819 | UK | 2002 |