Gap has a selection of girls party dresses which offers a fresh take on trends by adding subtle details and stylish accents. Enjoy a large selection of cute and comfortable girls semi-formal dresses from the GapKids collection. Some of our popular girls party dresses are made from bright, 100% cotton fabric that is washable and looks great. We also offer special occasion dresses for girls with smocked waistbands creating fashionable, blousy fits on the top. Our pretty dresses are perfect for family photo shoot too.