Christmas Eve is the evening or entire day preceding Christmas Day, which commemorates the birth of Jesus Christ. It is a public holiday in some countries, and it holds significant religious and cultural importance for Christians and is widely observed around the world.

Christmas Day is one of the most widely observed and culturally significant holidays around the world. It traditionally commemorates the birth of Jesus Christ, although it has also become a widely celebrated cultural holiday, often observed even by non-Christians.

Boxing Day is a holiday celebrated after Christmas Day, and it is a well-known holiday primarily celebrated in the United Kingdom and other countries that were part of the British Empire, as well as in some European nations.