There are multiple theories of the origin of Boxing Day. A "Christmas Box" is a term used in Great Britain for the term "Christmas present." Another theory of the origin of Boxing day stems from the tradition of servants receiving a "Christmas box" from their masters the day after Christmas.
Some posit that the origin of Boxing Day stems from the tradition of opening the boxes of donations that were collected in churches on Christmas Day.
Boxing Day is a national holiday that is celebrated in the United Kingdom and Ireland on December 26th. The day is celebrated with family and friends, specifically those not seen on Christmas Day. In modern times, sporting events have become popular on Boxing Day, including many horse races and soccer matches.