- 1495 downloads at 29 mb/s
MP3 version
- 1450 downloads at 15 mb/s
FLAC version
Tracklist
| A | Happy Song |
| B | Wish I Was Home Again |
Other versions
| Category | Artist | Title (Format) | Label | Category | Country | Year |
|---|---|---|---|---|---|---|
| DL 25 502 | Union Express | Happy Song (7", Single) | Decca | DL 25 502 | Germany | 1972 |
| P-F 13 296 | Union Express | Happy Song (7", Single) | Decca | P-F 13 296 | Portugal | 1972 |
| F 13296 | Union Express | Happy Song (7", Single, Promo) | Decca | F 13296 | UK | 1972 |
| F 13296 | Union Express | Happy Song (7") | Decca | F 13296 | Italy | 1972 |
| MO 1243 | Union Express | Happy Song (7", Single) | Decca | MO 1243 | Spain | 1972 |
