Personalized Believe In Shenanigans Baby Bodysuit. Funny St. Patrick's Day Baby Bodysuit - Royal Blue with leprechaun top hat and shamrocks says I BELIEVE IN SHENANIGANS. Perfect for St. Paddy's Day parties and Irish parades. Our unisex one piece baby bodysuit make great gift for newborns, babies, infants, baby showers and expectant moms. An ideal gift for any new parent who will want one in every color.