National Lampoon's Christmas Vacation

As the holidays approach, Clark Griswold wants to have a perfect family Christmas, so he pesters his wife, Ellen, and children, as he tries to make sure everything is in line, including the tree and house decorations.

However, things go awry quickly. His hick cousin, Eddie, and his family show up unplanned and start living in their camper on the Griswold property. Even worse, Clark's employers ren