7. Before and after Christmas dinner, everyone weighs in.

To ensure that visitors had enough to eat
Exception: None
Fans of Spencer will be aware of this custom, which goes beyond simple dramatization for the big screen. Though most of us wouldn’t want to participate, Christmas dinner is kind of a competition.

Before and after Christmas dinner, all participants were weighed. ©Getty Images/WPA Pool
The Royal Family’s practice of weighing guests before and after Christmas dinner dates back to the early 1900s. To ensure that every guest had enough to eat, it is customary to measure how much weight each person gained after the large supper. It seems like being a lightweight is the last thing you want to do in the WWE or the Royal Family.