April is the month known for April Fools' Day, celebrated on the first day of the month. This day is marked by lighthearted pranks and jokes, where people play tricks on one another, often revealing the joke with the phrase "April fools!" The tradition of April Fools' Day is believed to have originated in Europe, with various theories regarding its historical roots. Regardless of its origins, it has become a widely recognized occasion for humor and trickery in many cultures across the globe.