That's the thrill of living in the Hellmouth! There's a veritable cornucopia of fiends and devils and ghouls to engage ... Pardon me for finding the glass half-full.
Giles ,'Same Time, Same Place'
Natter 17 = 4² - cos(π): Nilly — Could This Be Mathier?
Off-topic discussion. Wanna talk about corsets, duct tape, or physics? This is the place. This is also a world- wide Spoiler-Free Zone. Please don't discuss what's aired this season; use the show discussion threads for that.