Tracklist
| A | I Am The Upsetter |
| B | Thank You Baby |
Barcode and Other Identifiers
- Matrix / Runout (Runout side A): WIRL JG 3598-1
- Matrix / Runout (Runout side B): WIRL JG 3599-1
Other versions
| Category | Artist | Title (Format) | Label | Category | Country | Year |
|---|---|---|---|---|---|---|
| none | Lee King Perry* | I Am The Upsetter / Thank You Baby (7") | Amalgamated Records | none | Jamaica | Unknown |
| none | Lee Perry | The Upsetter / Thank You Baby (7", Single, W/Lbl) | Amalgamated Records | none | Jamaica | 1968 |
| none | Lee Perry | The Upsetter / Thank You Baby (7", Single, W/Lbl) | Amalgamated Records | none | UK | 1968 |
| AMG 808 | Lee Perry | The Upsetter / Thank You Baby (7", Single) | Amalgamated Records | AMG 808 | UK | 1968 |
| none | Lee King Perry* | The Upsetter / Thank You Baby (7", RP) | Amalgamated Records | none | UK | Unknown |
