Jack gets attached to Liz's nurturing parents because they provide the love and support he never got from his mom. The staffers get ready for their raunchy holiday party, but Kenneth changes their plans at the last minute.

Liz Lemon meets her mother's old flame, while Jack Donaghy's mother, Colleen, gets tangled in his relationships with Avery Jessup and high school love, Nancy Donovan. Jenna's mother, Verna returns, while Tracy learns a lesson from his "mom".