Personalized Love Bug Future Big Sister Youth T-Shirt. Future big sister Youth T-Shirt - White with a cute little pink cartoon love bug with her arms held out. She says I'M GOING TO BE A BIG SISTER. She's surrounded by little flowers and has a pink heart on her chest. 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.