When Peter and Quagmire accidentally switch underwear, they begin to mimic the other's behavior. Stewie and Doug agree to commit each other's murders.
Keywords: adult-animation , adult-humor , boy-genius , disrespectful , distressing , disturbed , dysfunctional-family , middle-class , new-england , parody , rhode-island , satire , social-satire , watch-series-online , latest-episodes , absurd , hilarious , playful