Tracklist
| A | I could be so good |
| B | The girl behind the smile |
Other versions
| Category | Artist | Title (Format) | Label | Category | Country | Year |
|---|---|---|---|---|---|---|
| 56-4019 | The Playground | I Could Be So Good / The Girl Behind The Smile (7", Single) | Nems | 56-4019 | UK | 1969 |
| 56-4019 | The Playground | I Could Be So Good (7", Single, Promo) | NEMS | 56-4019 | UK | 1969 |
