Tracklist
| 1 | I Wonder Why | 4:25 |
Notes
COMES IN TRI-FOLD CARDBOARD PICTURE SLEEVE WHICH INCLUDES A FOLD OUT MINI POSTEROther versions
| Category | Artist | Title (Format) | Label | Category | Country | Year |
|---|---|---|---|---|---|---|
| 114 716 | Curtis Stigers | I Wonder Why (7", Single, Inj) | Arista | 114 716 | UK & Europe | 1991 |
| 114 716 | Curtis Stigers | I Wonder Why (7", Single) | Arista | 114 716 | UK & Europe | 1991 |
| 664 716, 664716 | Curtis Stigers | I Wonder Why (CD, Maxi) | Arista, BMG | 664 716, 664716 | Europe | 1991 |
| 664 716, 664716 | Curtis Stigers | I Wonder Why (CD, Maxi) | Arista, BMG | 664 716, 664716 | Europe | 1991 |
| 412 588 | Curtis Stigers | I Wonder Why (Cass) | Arista | 412 588 | UK | 1991 |
