Picture from: http://www.brunswickme.org/wp-content/uploads/2013/10/happy-halloween-clipart_3.gif
Many people around the world celebrate Halloween, which occurs annually on October 31. It is also known as All Hallows’ Eve and is the day before All Saints’ Day. Costume parties are held and many children go trick-or-treating around this time of the year.
Information from: http://www.timeanddate.com/holidays/common/halloween