- RELEASE DATE: June, 1988
- STICKER NUMBERS: 501a-540a and 501b-540b
- BASE SET: 80 stickers
- VARIATION SET: 88 stickers
- BASE SET CHECKLIST: Click HERE to print a Base Set Checklist
- VARIATION CHECKLIST: Click HERE to print a Variation Set Checklist
- INFORMATION: Garbage Pail Kids Series 13 was the first series to feature a different character on the wrapper from the character on the box.