South Park March 19th--Spoilers

Did anyone else catch it?

Eh, I thought it was another kind of dull one. “Leave Britney alone”? Now there’s a daring out there message.

What were they referencing with the weird chanting? Overall, it looked like a ref to Shirley Jackson’s “The Lottery” (they even mention a random lottery), but it felt like it was supposed to reference a specific movie.

Oops, didn’t see–another thread already about this. Nevermind…