Personalized Little Ghost 3rd Birthday Youth T-Shirt. Little ghost 3rd Halloween birthday Youth T-Shirt - White with cute ghost, bats, jack-o-lantern, big polka dotted number three and IT'S MY BIRTHDAY saying. 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.