Chris Pratt talks about The Lego Movie. George Clooney discusses his new movie The Monuments Men. "Cake Boss" Buddy Valastro stops by.
On Leslie's last day on city council, a new sex scandal breaks for councilman Dexhart and Leslie decides to run for his seat. However, no one supports her decision and an old friend helps to consider her options. Tom searches for new business ideas. Andy returns from London, but has a hard time adjusting and Ann and Chris find out the sex of the baby.moreless
Leslie is appointed Merger Czar as Eagleton is reabsorbed into Pawnee. Each Pawnee government department is partnered with their equivalent from Eagleton as staffing decisions are made. Leslie becomes obsessed with loyalty after Ann tells her that she and Chris are considering moving. Ron and April are able to convince their counterparts to leave, while Tom realizes he could be replaced with a computer program and tries to save his job. Ben and Chris enjoy auditing a town again but realize how far they have come.moreless
Leslie (Amy Poehler), Ben (Adam Scott) and Chris (Rob Lowe) visit Eagleton to discuss financial matters with city councilor Ingrid de Forest (guest star Kristen Bell). Meanwhile, Ann (Rashida Jones) takes April (Aubrey Plaza) to vet school orientation and Ron (Nick Offerman) works to “get off the grid.” Aziz Ansari, Jim O’Heir and Retta also star.moreless
Leslie throws an engagement party for her and Ben, but Ben is panicked about his long divorced parents being in the same room together. Leslie tries to mend old wounds with a unity quilt. As Tom tries to get Ron to invest in his new business he starts to realize he may be outgrowing Jean-Ralphio. Chris is overly emotional due to therapy and Ann tries to keep him from ruining the party.moreless
It's Halloween and things are a little grim for some. Ron and Diane's relationship hits a snag, Jerry suffers a 'fart attack' and Ben's return home gets delayed... indefinitely. The uncertainty of Leslie's future has her worried until she's asked something that totally changes everything.moreless
The sex education classes for seniors run afoul of Pawnee's morality watchdogs when they attempt to teach more than simple abstinence.
As her first official act as a city councilwoman, Leslie proposes a tax on soda to combat Pawnee's rampant obesity, but the restaurants counter by threatening to lay people off if the tax passes and Leslie is torn about how to vote until Ron reminds her of her true nature. Chris and Tom help Andy train for the physical entrance exam into the police academy. Ben and April are still working in Washington D.C., where Ben struggles to gain the respect of the interns on the campaign.moreless
Leslie and Andy travel to Washington, D.C. to visit Ben and April as they work on a congressional campaign. Leslie is intimidated by the national politicos she meets, and feels like her work is unimportant after she is denied a meeting with a senator, however, she gets to meet some of her heroes. Back in Pawnee, Ron throws the annual employee appreciation picnic in Leslie's absence, and it's not quite what people are used to. Ann and Tom fight with each other as they try to hide their breakup from their friends.moreless
Leslie and opponent Bobby Newport hold a debate.
Leslie and Ben begin to worry when Bobby Newport hires a campaign manager from D.C. to run his election bid.
Leslie throws a birthday party for Jerry after everyone had forgotten about his special day. Tom is surprised to learn that he and Ann do not have the same taste in music.