Quagmire meets an avid dog lover, and pretends Brian is his dog in an attempt to win her over. Meanwhile, Chris helps Stewie track down the culprit who stole his Halloween candy in the "Must Love Dogs" Halloween-themed episode of  FAMILY GUY.

When Peter and Quagmire accidentally switch underwear, they begin to mimic the other's behavior. Meanwhile, Stewie and Doug agree to commit each other's murders.