Rodney To

Claire has overdone it in Halloweens past and the neighbors definitely don't share her enthusiasm, so this year she's being forced to tone it down and keep it "kid-friendly," and Phil has an idea to hold an open house on Halloween night. Meanwhile, Mitch and Cam host a costume party while contending with Lily wondering who her real mom is, and Gloria's pregnancy hormones are on overdrive, making her even more hotheaded than usual.

Abby decides to remain in LA and has designs on one of the loft mates. Winston avoids checking his LAPD entrance exam results.

Donna and Joe tie the knot, while April attempts to keep the wedding running smoothly. Ron creates an awkward situation between Tom and Lucy.

The Parks gang completes one last task together, before saying goodbye to Pawnee.

The Parks gang completes one last task together, before saying goodbye to Pawnee.

Leslie tries to calm a minor scandal that gets blown out of proportion.