May Day is related to the Celtic festival of Beltane and the Germanic festival of Walpurgis Night. – it has traditionally been an occasion for celebration. As Europe became Christianized, the pagan holidays lost their religious character and either changed into popular secular celebrations, as with May Day, or were merged with or replaced by new Christian holidays. http://en.wikipedia.org/wiki/May_Day
May Day ... memories of School Days: On May Day,we took small cupcake size or paper cups with treats in them to our friends at their house. We would ring the bell,or knock and run. The object being to take to boy friends who would try to catch and kiss you.