Personalized Luckiest 1st Grade Teacher Women's T-Shirt. Funny St. Patrick's Day Women's T-Shirt - White for grade school teachers with lucky horseshoe, pot of gold, Irish shamrocks and chalkboard text says LUCKIEST 1ST GRADE TEACHER IN THE WORLD. Classic ladies' styling with a feminine neckline, sleeves and fit. 5.0 oz., pre-shrunk 100% cotton. Double-needle stitching throughout