Title: Last Favor Fandom: Discworld Rating: G Genre: Vignette Words: 200 Notes/Warnings: Done for "the justice of my quarrel" @ 31_days. Summary: The surest way to annoy a witch is to do her a favor she can't repay. It upsets the balance of things. Disclaimer: Discworld copyright Terry Pratchett and this derivative work was created without permission.