Personalized I Love Mardi Gras Youth T-Shirt. Mardi Gras Youth T-Shirt - Heather says I LOVE MARDI GRAS with fleur-de-lis for the heart. Perfect for Fat Tuesday parades and celebrations. Let the good times roll in a durable T-Shirt that takes kids from school to play in an amazing array of colors. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar.