Personalized Keep Calm Mardi Gras Toddler Dress. Mardi Gras Toddler Dress - Heather with green, purple and yellow fleur de lis says KEEP CALM AND MARDI GRAS. Distressed finish. Perfect for Fat Tuesday parades and celebrations. Your little one will be adorable and comfortable in this 100% combed ringspun cotton 1x1 baby rib dress!