Giles: Well, alright, l-let’s, let’s, let’s review. Um, so everybody became, uh, whatever they were masquerading as.
Willow: Right. Xander was a soldier and Buffy was an 18th-century girl.
Giles: A-and, uh, your, your costume?
Willow: I’m a ghost!
Giles: Yes. Um… w, uh, uh, uh, the ghost of what, exactly?
Buffy the Vampire Slayer, Season 2: Episode 6 – “Halloween”