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Next Episode: Chicken run (S1E21)

When a spat of heightened shinanigans hits Greendale's campus, an unlikely buddy cop team-up forms, a frog is murdered in the prime of its life, and a cereal mascot is unfairly referenced. Join the Community Rewatching 101 crew for a look back at S1E20's "Science of Illusion" (even if we STILL don't know what that title means in this context)!