| A | The BumpWritten-By – Peter Goalby |
3:00 |
| B | Sleeping Blue NightsWritten-By – Barry Blue, Lynsey De Paul |
2:58 |
| Category | Artist | Title (Format) | Label | Category | Country | Year |
|---|---|---|---|---|---|---|
| MAG 17 | Zig-Zag | The Bump / Sleeping Blue Nights (7") | Magnet | MAG 17 | UK | 1974 |
| MAG 17 | Zig-Zag | The Bump (7", Single, Promo) | Magnet | MAG 17 | UK | 1974 |
| IS 20165 | Zig-Zag | The Bump / Sleeping Blue Nights (7") | Fonit Cetra International | IS 20165 | Italy | 1975 |
| 13 786 AT | Zig-Zag | The Bump / Sleeping Blue Nights (7", Single) | Ariola | 13 786 AT | Germany | 1974 |
| 13 786 AT | Zig-Zag | The Bump / Sleeping Blue Nights (7", Single) | Ariola | 13 786 AT | Netherlands | 1974 |