I Love Wearing a Guinness T-Shirt! Guinness T-Shirt A Guinness t-shirt is my favorite type of Guinness clothing, although I should mention that my hubby prefers to wear a Guinness rugby shirt! I do have a bias as I love nothing more than to slip into a pair of jeans and pull on a t-shirt, but the Guinness shirts in general seem to hold a huge appeal to a lot of people. I wonder what Arthur Guinness (the founder of the Guinness empire) would think of all of the Guinness clothing that's worn around the world if he were to be transported into the 21st Century? Arthur Guinness started brewing Guinness way back in 1759, he first exported it to England in 1769 and in the centuries since then Guinness has been exported around the world even as far away as Australia where it is enjoyed immensely. Guinness must surely be one of Ireland's most well known exports and in recent decades we've seen the Guinness name put to other things besides the creamy stout that made it world ...