Personalized Mommy's Little Firecracker Youth T-Shirt. Patriotic Youth T-Shirt - White with red, white and blue text and firecrackers says MOMMY'S LITTLE FIRECRACKER. Perfect for the 4th of July. 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.