Original sentence: Boxing Day is usually celebrated on December 26, the day after Christmas Day; however, unlike St.Stephen's Day, Boxing Day is not always on December 26: its associated public holiday can be moved to the next weekday if December 26 is a Saturday or Sunday.The movement of Boxing Day varies between countries.The name derives from the fact that the day is traditionally marked by the giving of Christmas boxes, or gifts, to service workers (such as service staff, postal workers and trades people) in the United Kingdom
Edited sentence: Boxing Day was traditionally celebrated on December 26, St.Stephen's Day and the day after Christmas Day.Stephen's Day, Boxing Day has become a secular holiday and is not always on December 26: its associated public holiday can be moved to the next weekday if December 26 is a Saturday or Sunday.The date of observance of Boxing Day varies between countries.The name derives from the fact that the day was traditionally marked by the giving of Christmas boxes, or gifts, to service workers (such as service staff, postal workers and trades people) in the United Kingdom.Unlike St