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.
Leslie runs into an old boyfriend when she stops by the police department to ask for an endorsement. Andy recruits Ron and April to record the campaign song.
Leslie Knope (Amy Poehler) has a tough time dealing with negative feedback from the community, and decides to improve her image by hosting a fun-filled evening at a bowling alley. Meanwhile, Leslie's campaign volunteers get into a little unfriendly competition while trying to beat each other's overall campaign fund earnings.
Leslie & Ben compete to see who can make the better campaign ad. Andy & April go to the hospital after Andy hurts his head.
Leslie names Ann her new campaign manager, but things are not off to a good start. Ben picks up a new hobby after his recent job loss. April and Andy adopt a pet.
Following her suspension from the Parks Dept., Leslie forms a citizen action group in hopes of improving Pawnee as a citizen. Ben entertains several job opportunities after his resignation. The rest of the gang searches for the perfect Christmas present for Leslie after years of her thoughtful and fantastic gifts.
Chris tasks Tom and Jerry with redesigning the Parks and Recreation logo while Leslie designs the smallest of parks from the space left behind by public phone booths. Andy decides to start taking classes at community college.
Leslie invites Ben, April, and Andy to host the Pawnee Central High School Model U.N. Ron interviews potential replacements for Tom's job. Chris enlists the help of Donna, Jerry, and Ann regarding his relationship with Jerry's daughter.
April and Andy host a halloween party at the house they share with Ben-without telling him about their plan. In other news, Tom promotes Entertainment 720 while helping out at a campaign event for Leslie.
Leslie creates an all-girl wilderness group to rival Ron's boy only group; meanwhile Tom and Donna try to teach Ben how to relax.
Leslie releases her book about Pawnee, but she hits a snag in the road when Joan claims there is an error which leads to a shocking discovery.
In the fourth season premiere, Leslie struggles with forbidden relationship with Ben as she fears it will jeopardize her future run for office. Meanwhile, Ron has to deal with the arrival of his first wife, Tammy.