On Chance's birthday, George throws a party and Rosie's sisters throw shade.

Mayan discovers Rosie has spent years secretly blaming George for parenting mistakes she made.

To get Mayan's divorced parents to spend Nochebuena together, she must convince Rosie to hand in her Christmas crown and George to give up the thing he loves most: beer. With guests coming, can the Lopezes stick together or will they wreck the halls?