Personalized Mardi Gras 1st Birthday Toddler Long Sleeve T-Shirt. Mardi Gras IT'S MY 1ST BIRTHDAY Mardi Gras Toddler Long Sleeve Tee - White with big number 1, purple Mardi Gras beads and purple and gold jester hat. Graphics by JW Illustrations. A classic for Fall, Winter and Spring, these long sleeve toddler t-shirts are sure to be a staple in your child's wardrobe. Whether layered or alone, this t-shirt is soft yet durable enough to stand up to your toddler's playtime demands.