"Traditionally, in some countries, the jokes only last until noon: like UK, Australia, New Zealand, Canada and South Africa, someone who plays a trick after noon is called an "April Fool".[1]"

http://en.wikipedia.org/wiki/April_Fools%27_Day

"Deaths in the Bible. God - 2,270,365
not including the victims of Noah's flood, Sodom and Gomorrah, or the
many plagues, famines, fiery serpents, etc because no specific numbers
were given. Satan - 10."