Through September 11th, Kohl’s shoppers can use promo code SAVEQUICK to take 20% off their entire purchase. That means that you can find Disney Princess Nightgowns for as low as $5.60! Koh’ls currently has a wide variety of nightgowns marked down on clearance. Choose from Frozen, Ariel, Minnie Mouse, Dorie, Tinkerbell, Belle, and more!