Personalized Tiara 50th Birthday Queen Youth T-Shirt. Funny fiftieth birthday Youth T-Shirt - Kelly Green with a pink tiara covered in faux jewels says 50th BIRTHDAY QUEEN. Perfect for her royal highness's milestone birthday. 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.