Personalized Me 1st St. Paddy's Day Infant Dress. 1st St. Patrick's Day Infant Dress - Raspberry with Polka Dots with a cute baby wearing a diaper in a green T-shirt, holding a shamrock rattle. He says IT'S ME FIRST ST. PADDY'S DAY. Your little one will be adorable and comfortable in this 100% combed ringspun cotton 1x1 baby rib dress!