y Valentines Alentine s yc Saint Valentine's Day(or Valentine's day) is a holiday observed(庆祝) on February 14 each year. It is celebrated in many countries around the world, although it is not a holiday in most of themSaint Valentine's Day (or Valentine's Day) is a holiday observed (庆祝) on February 14 each year. It is celebrated in many countries around the world, although it is not a holiday in most of them