April Fools Day 

When is April fools day? 

April fools day is in April 1

What is the purpose of April fools day?

The purpose of April fools day is to joke around with friends. 

What theories behind April fools day?

April the first stands mark'd by custom's rules,

A day for being, and for making fools: —
But, pray, what custom, or what rule supplies
A day for making, or for being — wise?
~ Rev. Samuel Bishop, 179

What are few pros and cons Pro is that you get to see your friends laughing cons is what if you say something they believe and they start crying cause they thing its the truth. 

April fools day  sometimes called All Fools' Day, is one of the most light-heated days of the year. Its origins are uncertain. Some see it as a celebration related to the turn of the seasons, while others believe it stems from the adoption of a new capsular. 

April fools day is one of the best way to joke around with your friends family and etc so really enjoy it because its a good thing we have this.