Personalized Shit Happens Unicorn Long Sleeve T-Shirt. We all know that shit happens at any given day. But it is best to see those mistakes as something positive. Don't let shit ruin your day, turn it into something magical! Pre-shrunk 100% cotton 6.1 ounce long sleeve t-shirt. Double-needle stitched neckline and sleeves. Quarter turned. Shoulder-to-shoulder taping. Adult: S, M, L, XL, 2XL, 3XL