Personalized Plaid Inner Leprechaun Youth T-Shirt. Funny St. Patrick's Day Youth T-Shirt - White with a green leprechaun holding a 4 leaf clover, wearing a derby and plaid bow tie. He says MY INNER LEPRECHAUN MADE ME DO IT. Distressed finish. 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.