It's Christmas time and the Griswolds are preparing for a family seasonal celebration, but things never run smoothly for Clark, his wife Ellen and their two kids. Clark's continual bad luck is worsened by his obnoxious family guests, but he manages to keep going knowing that his Christmas bonus is due soon.
A troupe of hilariously self-obsessed theater stars swarm into a small conservative Indiana town in support of a high school girl who wants to take her girlfriend to the prom.
Antoine is the Head of HR of a big company. When his wife decides to go on holiday and leave him with the responsibility of their four kids, he knows it will be easy. But Antoine has underestimated the mess that it can be.