Butters takes Kenny along on his trip to Hawaii to find himself on South Park. "Going Native" is the 11th episode of the show's 16th season.
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South Park Season 16 Episode 11 Quotes

Butters, people can't just go around beating up people who have diabetes!

Kyle

I'm telling you, Butters beat the crap out of Scott and then locked himself in the bathroom!

Cartman