Stuck behind bars, Jake lands in trouble over some delicious contraband while Rosa keeps Holt and Terry busy with a never-ending to-do list.

Jake is torn between the warden and Romero, while a local mobster claims he can prove that Hawkins is guilty.

Jake must pass an official evaluation performed by Holt in order to solve a real case.

The Nine-Nine has their fifth annual Halloween heist, and everyone has until midnight to claim the title of "Amazing Human/Genius".

Jake, Terry and Holt go undercover at an illegal gambling club to track down an arms dealer.

The Vulture returns and threatens to take away something important from Jake and Amy.

Jake and Amy bring their parents together for Thanksgiving.

When DC Parlov returns to the precinct to report his latest manuscript being stolen, Terry, Jake and Rosa go undercover at a fantasy convention to catch the culprit.

After missing their flight home from a funeral in LA, Jake and the squad scramble to get Holt back to New York in time for a big interview.

Jake helps Rosa break big news to her parents.

Holt owes Seamus Murphy a favor, so the precinct searches for a loophole that will allow the captain to keep his end of the bargain without breaking the law.

After a threat from Murphy, Holt stashes his husband, Kevin, in a safe house with Jake. Rosa goes undercover at a salon. Scully reveals an actual skill.

Jake runs into a familiar face when he's called in to negotiate a hostage situation with a jewel thief.

As Jake begins an intense interrogation of a wily dentist suspected of murder, an opera-bound Holt jumps in to assist.

Jake and Amy investigate a series of arsons connected to Amy's favorite crossword puzzle author.

Jake and Charles get suckered into a pyramid scheme.

Jake meets his half-sister and she invites herself to stay.

Pimento shows up as the insurance agent when a fire destroys Charles' food truck.

Charles plans a scavenger hunt for Jake's bachelor party; Amy's bachelorette party escalates when it's discovered she once slept with a member of her soon-to-be wedding band.

The Nine-Nine fears for Rosa's safety when she responds to an active shooter alert.

Rosa and Amy track down a killer who's managed to elude them for seven years; Terry helps Jake with his wedding chores; Holt and his rival try to convince each other to resign from the campaign for Commissioner.

The squad rushes to save Jake and Amy's wedding day from a major threat.