"Pangs" is the eighth episode of season 4 of the television show Buffy the Vampire Slayer.On Thanksgiving, Buffy encounters the restless and vengeful spirit of a member of the aboriginal Chumash tribe, who were wiped out by white settlers. During a tense confrontation, the Slayer fights a losing battle against her formidable foe - but fortunately, a mysterious protector watches over her from the shadows.Buffy scholar Rhonda V. Wilcox has written, "It is unquestionably one of the most controversial episodes of Buffy. It is also one of Buffy creator Joss Whedon's declared favorites.".