Hilarious St Patricks Day Tshirts! I Want To Be Inside You, by Shamrockz. St Patrick's Day is all about getting wasted on green beer and showing up in the funniest Irish tshirt you can find. Well, you're in LUCK because Shamrockz has the largest selection of hilariously funny Irish tshirts around, so we've got you covered. If you're looking for a funny Irish tshirt, or maybe an offensive St Paddys day hoodie? We've got it! If you're looking for something slightly tamer, we have that too! Please browse our store for the largest collection of the funniest Saint Patricks Day t shirts around!