Christmas Day is an annual festival celebrated in the memory of the birth of Jesus Christ on December 25 as a religious and cultural celebration among billions of people around the world.Christians believes that Jesus is our God. It is celebrated every year in the month of December on 25. Christmas Day is a public holiday in many of the world ' s nations is celebrated culturally by a large number of non-Christian people. A Mass service is where Christians remember that Jesus died for us and then came back to life. The ' Christ-Mass ' service was the only one that was allowed to take place after sunset to before sunrise. so people celebrates it at Midnight. when family and friends come together and remember the good things they have. People and especially children including other people exchange gift with each other on the occasion of Christmas Day.