S2, E6: Leslie (Amy Poehler), Ann (Rashida Jones) and the rest of the Parks Department volunteer to help the organization KaBOOM! build a playground for a neighboring town. After building an entire playground in one day, Leslie gets frustrated at the (lack of) progress with the pit, and takes some advice from Mark (Paul Schneider) to cut through the red tape. Aziz Ansari, Nick Offerman, Aubrey Plaza and Chris Pratt also star.