| Format: | Single 7" |
| Artist: | Blondie |
| Track A: | Sunday Girl |
| Track B: | I Know But I Don't Know |
| ID: | 1020 |
| Label: | Chrysalis |
| Year: | 1978 |
| Condition: | Excellent |
| Centre: | Solid |
| Surface: | Black |
| Code: | CHS 2320 |
| Pressing: | First |
| Sleeve: | Record Specific sleeve, Picture Sleeve |
| Demo: |  |
| Stereo: |  |
| Reissue: | |
| Notes: | 2300 Norwich Collection (Geoff Waldock) |
