The origins of April Fools are widely debated but the most commonly accepted explanation credits France for starting the holiday. That's right. It all always come back to the French somehow ;-) According to this theory, April's Fool goes back to 1564 when King Charles XIV changed the calendar around, moving the start of the year from late March to early January. Not everyone was quick to catch onto the change and some people kept celebrating New Year during the week that fell between March 25th and April 1st. And these people had jokes played on them. Pranksters would surreptitiously stick paper fish to their backs and so victims of the pranks were called Poisson d’Avril, or April ...