Character twirls skirt for pretties.
Seen It A Million Times, Needs More Examples. It's that skirt twirl that female characters do, usually Disney Princesses, when they wear a full skirt or are in a dress with a full skirt. Examples here◊ and here◊. Usually, it's done to emphasize either how lovely the item is and/or how much the wearer loves it. Sometimes it denotes the youthful, cheerful girliness of the character herself. Sometimes done with wedding and/or prom dresses. Related to Everythings Better With Spinning. Compare with Cape Swish.