Two sisters, no love lives. Both end up dating the same man, and inviting him to meet the family on December 17th. He doesn't know there are two sisters or that he committed to two different dates on the same day.

一次美国南方家族聚会，促使麦凯伦一家放弃在西雅图忙碌快节奏的生活，前往父亲长大的小镇，那里的人们生活节奏慢，到教堂做礼拜是日常的主要活动。麦凯伦一家并不适应南方内陆的生活，尽管如此，他们也在逐渐了解这个他们不曾在意的大家庭。