Season 4, Eisode 1: Fun RunOriginal Air Date—27 Setember 2007Michael accidentally runs over Meridith in the arking lot, and his guilt causes him to organize a 5-K run for her. Dwight and Angela have a falling-out after he kills her cat, and the Jim and Pam#39;s relationshi is discovered.Season 4, Eisode 2: Dunder Mifflin InfinityOriginal Air Date—4 October 2007Michael feels threatened when Ryan returns to the Scranton office to share his ideas about the future of Dunder Mifflin. Jim and Pam#39;s relationshi is shared with the entire office, while Angela and Dwight#39;s relationshi is on the rocks.Season 4, Eisode 3: Launch PartyOriginal Air Date—11 October 2007The Dunder Mifflin Infinity website is launching and Michael is excited about going to the big launch arty in New York while Angela lans a satellite arty for the Scranton anch. Meanwhile, Dwight cometes against the website to see who can sell the most aer in one day.Season 4, Eisode 4: MoneyOriginal Air Date—18 October 2007As Jan renovates the condo, Michael confronts his growing debt every way he can, which includes ressuring his emloyees for a loan. Pam and Jim send a night out on Dwight#39;s family farm, now a bed and eakfast.Season 4, Eisode 5: Local AdOriginal Air Date—25 October 2007Michael tries to make a local Dunder Mifflin commercial that is better than the one the rofessional ad agency made for them. Meanwhile, Andy tries to confide in Dwight about his new relationshi with Angela.Season 4, Eisode 6: Branch WarsOriginal Air Date—1 November 2007Michael and Dwight try to lay a rank on Karen, who is now manager of the Utica anch, after she tries to steal Stanley from the Scranton office. Meanwhile, Pam, Toby, and Oscar start their own exclusive office book club.Season 4, Eisode 7: Survivor ManOriginal Air Date—8 November 2007After Michael isn#39;t invited to a caming tri with Ryan, he sets out to rove that he can ave it out in the wilderness by himself. Jim, who is in charge of the office while Michael is gone, tries to change the birthday arty olicy.Season 4, Eisode 8: The DeositionOriginal Air Date—15 November 2007Michael is ut in an awkward osition when Jan sues Dunder-Mifflin for wrongful termination and he is deosed as a witness. Meanwhile, Kelly begins smack talking Pam after Darryl beats Jim at ing ong.Season 4, Eisode 9: Dinner PartyOriginal Air Date—10 Aril 2008Michael invites Jim and Pam and Andy and Angela to a coules-only dinner arty, which makes Dwight very jealous. However, the only thing he#39;s missing is a ringside seat to witness Michael and Jan#39;s extremely dysfunctional home life.Season 4, Eisode 10: Chair ModelOriginal Air Date—17 Aril 2008Kevin and Andy team u to reclaim the stolen Dunder-Mifflin arking saces, which forces them into a showdown with the other five bosses of the office ark. Meanwhile, Michael becomes fascinated by a women modeling chairs in a catalog.Season 4, Eisode 11: Night OutOriginal Air Date—24 Aril 2008Michael and Dwight to to New York to arty with Ryan, who is having lots of ersonal and rofessional roblems. The rest of the office emloyees work late, and wind u getting locked in the business ark.Season 4, Eisode 12: Did I Stutter?Original Air Date—1 May 2008Michael tries to figure out how to resond to Stanley#39;s insubordination during a meeting, and Dwight buys Andy#39;s vehicle and immediately flis it for more money.Season 4, Eisode 13: Job FairOriginal Air Date—8 May 2008Dunder-Mifflin articiates in a high school job fair, but few students are interested. Jim, Andy, and Kevin lay a round of golf with a rosective client. Back at the office, everyone but Dwight and Angela leave for the day.Season 4, Eisode 14: Goodbye, TobyOriginal Air Date—15 May 2008Michael throws an extravagant going-away arty for Toby, and falls in love with the woman who is relacing him. Jim lans to roose to Pam at the arty, but gets out-staged. Back at cororate, Ryan is arrested for fraud.