Leslie's ex-best friend, Lindsay Carlisle Shay, launches an attack on Pawnee, banning residents from visiting a nearby park in the neighboring city of Eagleton with a large fence, causing Leslie to go to war with Eagleton. Meanwhile, everyone finds out that it is Ron's birthday, a fact that he went to extreme lengths to conceal.
Elenco: Amy Poehler , Adam Scott , Nick Offerman , Aubrey Plaza , Aziz Ansari , Retta , Jim O'Heir , Chris Pratt , Adam Scott , Rob Lowe , Rashida Jones , Retta , Rob Lowe .