Tracklist Hide Credits
| A | Koo Koo LooWritten-By – Ray Cameron |
| B | To Be Or Not To BeWritten-By – Fr. McField, P. Coran*, T. Rendall* |
Other versions
| Category | Artist | Title (Format) | Label | Category | Country | Year |
|---|---|---|---|---|---|---|
| 3034 | Pro Deo | Koo-Koo-Loo / To Be Or Not To Be (7", Single) | Cannon Records | 3034 | Belgium | 1973 |
| DBR 1822 | Pro Deo | Koo Koo Loo (7", Single) | Derby | DBR 1822 | Italy | 1973 |
| U 56 293 | Pro Deo | Koo-Koo-Loo (7", Single) | Telefunken | U 56 293 | Germany | 1973 |
| 3034 | Pro Deo | Koo-Koo-Loo / To Be Or Not To Be (7", Single) | Cannon Records | 3034 | Belgium | 1973 |
| POS 1178 | Pro Deo | Koo Koo Loo (7", Single) | Polar | POS 1178 | Sweden | 1973 |

