| 1978 | Australia | Grunt FB-11426First year7", 45 RPM, Single | 7", 45 RPM, Single |
| 1978 | Canada | Grunt FB-11426First year7", 45 RPM, Single | 7", 45 RPM, Single |
| 1978 | France | Grunt FB 1426First year7", 45 RPM | 7", 45 RPM |
| 1978 | UK | Grunt FB 1426First year7", 45 RPM, Stereo | 7", 45 RPM, Stereo |
| 1978 | US | Grunt JD-11438First year12", 33 ⅓ RPM, Promo, Stereo · Promo | 12", 33 ⅓ RPM, Promo, Stereo · Promo |
| 1978 | US | Grunt JD-11469First year12", 33 ⅓ RPM, Promo, Stereo · Promo | 12", 33 ⅓ RPM, Promo, Stereo · Promo |
| 1978 | US | Grunt FB-11426First year7", 45 RPM, Single, Stereo | 7", 45 RPM, Single, Stereo |
| 1979 | Italy | Grunt FB 114267", 45 RPM, Stereo | 7", 45 RPM, Stereo |
| 1979 | Italy | Grunt FB 114267", 45 RPM, Promo, Stereo · Promo | 7", 45 RPM, Promo, Stereo · Promo |
| 1979 | Japan | Grunt SS-31907", 45 RPM, Single, Stereo | 7", 45 RPM, Single, Stereo |
| 1979 | Japan | Grunt SS-31907", 45 RPM, Single, Promo, Stereo · Promo | 7", 45 RPM, Single, Promo, Stereo · Promo |
| 1979 | South Africa | RCA Victor 42-9087", 45 RPM, Single | 7", 45 RPM, Single |
| 1979 | Spain | Grunt FB-14267", 45 RPM, Single | 7", 45 RPM, Single |
| 1979 | US | Grunt FB-114267", 45 RPM, Promo · Promo | 7", 45 RPM, Promo · Promo |
| 1979 | US | Grunt FB-114267", 45 RPM, Stereo | 7", 45 RPM, Stereo |