Initially, St. Patrick's Day was a solemn religious observance in Ireland, featuring church services and feasts in his honor. However, as Irish immigrants spread around the world, particularly to the United States, the holiday transformed into a broader celebration of Irish culture and heritage.

St. Patrick’s Day, at least as we know it in the U.S., is infamous. From the heavy drinking, the Dropkick Murphys, the bodies of water dyed green and the lewd T-shirts that manage to offend on multiple levels,