| 2x1 | | Undercover | When Jake discovers that a mobster escaped his otherwise successful sting, he enlists Charles to help track him down, which worries Gina. |
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| 2x2 | | Chocolate Milk | Holt's nemesis heads the precinct inspection, while Terry readies for his vasectomy and Charles needs a date for his ex-wife's engagement party. |
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| 2x3 | | The Jimmy Jab Games | When a motorcade detail is delayed, it leads to a wacky competition, and Charles must get an incriminating videotape from Hitchcock. |
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| 2x4 | | Halloween II | For their annual Halloween wager, Jake bets Holt that he can steal his watch before midnight, and Gina gets kicked off her dance squad, Floorgasm. |
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| 2x5 | | The Mole | Holt and Jake search for a mole in the precinct, and Terry and Rosa visit a silent disco to find "Giggle Pig" dealers. |
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| 2x6 | | Jake and Sophia | Jake is attracted to a woman he soon discovers is the attorney for a perp he's after, and Rosa gets Amy to run for union rep to replace Scully. |
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| 2x7 | | Lockdown | When the precinct goes into lockdown on Thanksgiving night, it's up to Jake to keep morale high, even as things spiral out of control. |
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| 2x8 | | USPIS | To catch a drug dealer, Jake and Charles must team up with an incompetent Postal Service investigator. Meanwhile, the team helps Amy quit smoking. |
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| 2x9 | | The Road Trip | When Jake and Amy have to stay overnight at a hotel for a case, Jake invites Sophia and Amy's boyfriend Teddy over, but the move backfires. |
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| 2x10 | | The Pontiac Bandit Returns | Jake and Rosa catch the Pontiac Bandit, who could lead them to the Giggle Pig kingpin. Charles and Gina worry about their parents getting close. |
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| 2x11 | | Stakeout | Jake and Charles go on a stakeout that lasts way too long, and Terry writes a book for his daughters that angers Amy and Gina. |
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| 2x12 | | Beach House | Jake ruins the precinct's annual beach house getaway when he's pressured into bringing Captain Holt. Gina wants to see "six-drink Amy." |
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| 2x13 | | Payback | Jake has to go to great lengths to keep a secret about Terry from the rest of the precinct, and Amy finally gets to partner up with Captain Holt. |
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| 2x14 | | The Defense Rests | When his relationship with Sophia gets in the way of her work, Jake tries to help, Wuntch needs Holt's help, and Charles wants Gina's blessing. |
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| 2x15 | | Windbreaker City | The Nine-Nine is invited to a terrorist training drill with Homeland Security, but the precinct's role as hostages doesn't go over so well. |
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| 2x16 | | The Wednesday Incident | Jake is determined to prove that he's not to blame for Holt's bad mood, and when Charles catches a notorious bank robber, nobody believes him. |
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| 2x17 | | Boyle-Linetti Wedding | It's wedding day for Charles and Gina's parents, and everyone in the squad is given duties; but Jake and Gina get distracted, and Terry has troubles. |
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| 2x18 | | Captain Peralta | When Jake's absentee father visits, Charles suspects he's up to no good. Holt throws down a brain twister challenge. |
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| 2x19 | | Sabotage | Holt makes Amy and Rosa investigate Jake's bad luck, but he also insults Gina. Charles partners with Hitchcock and Scully. |
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| 2x20 | | AC/DC | Terry forces Jake to take time off after he's injured chasing a perp, and Holt and Rosa go on an awkward double date with their significant others. |
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| 2x21 | | Det. Dave Majors | Jake gets jealous over another detective's romantic interest in Amy, and Terry is tempted to accept a job at a private security firm. |
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| 2x22 | | The Chopper | Holt worries Jake is being set up to fail when Wuntch green lights his dream assignment, and Terry hosts a field trip for a magnet school. |
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| 2x23 | | Johnny and Dora | Jake and Amy go undercover to catch an infamous identity thief, and the squad is rocked by an unexpected farewell. |
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