Willy-Os is a character in Muffin the Vampire Baker (Story). Willy-Os assists Muffin the Vampire Baker in killing vampires. Her main character trait is acting cute. She is killed when Sam Sein accidentally sends her dropping into boiling oil. Willy-Os is a parody of Willow from Buffy the Vampire Slayer. ReferencesEdit ↑ "Sluggy Freelance: 5/14/1999". Retrieved from "https://sluggy.fandom.com/wiki/Willy-Os?oldid=7954" Categories: Characters Parodies Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.