Travis Coles

Jake and Charles investigate a dangerous serial killer. Holt continues to spar with his rival, Commissioner Kelly. Terry finds out about whether or not he has passed the lieutenant's exam.

Trying to prove how "wild" she can be, Amy (America Ferrera) turns a boring Christmas Eve at Cloud 9 into a holiday adventure. Meanwhile, Jonah (Ben Feldman) and Garrett's (Colton Dunn) roommate issues boil over; and Glenn (Mark McKinney) tries to prove to Mateo (Nico Santos) that Christmas is more than just "fine."

After Glenn has a health scare, Dina takes control of his nutrition and fitness. Jonah and Cheyenne try to get Amy to take a break from working too hard, while Mateo interviews for a new position in the store.

After Cloud 9 receives a new cereal bar, Amy and Jonah speculate on Zephra's ulterior motives. Meanwhile, Dina enlists Cheyenne's help in dealing with a scammer and Garrett tries to con Glenn into giving him paid time off.

When Amy has to bring her baby to the store, she grows frustrated with people's criticisms of her parenting and Glenn enlists Jerusha to help. Garrett helps Dina plan her first date with her veterinarian boyfriend, and Sandra and Cheyenne hatch a conspiracy theory.