St Patrick's Day is coming up real fast - March 17th.
It's a holiday in Ireland and happily celebrated around the world.
Although it was originally a religious day related to St Patrick who lived in the 5th century, in modern day it is celebrated mostly with parades, bagpipes and drinking green beer.
In Chicago they even dye the river green every year.
It's also a lot of fun to have parties, dress in silly t-shirts, and send cards.
Here's some to give you ideas