11+ Best Prom Hairstyles for Long Hair – There are many prom hairstyles for long hair. For example, you can make your long hair into an updo, braided updo either formal or casual style. And to ensure beautiful hair style you can last all night, you can apply some hairspray to keep it in the old style. Additionally, you can add some bangs or not by follow the shape of your face and dress. Here are some popular long hairstyle and unusually for prom, from which you can choose the most suitable one that will make others admire and leave an unforgettable impression.