Prom Hairstyles Miley Cyrus Descriptio : Do you love this prom hairstyle? This is really a great prom hairstyle for long hair. Miley pulled her hair into a side bun with curly tendrils hanging down. It looked like a formal, funky ponytail. The trick to pulling this look off? Curling your hair so that it looks elegant without appearing overdone. Updo from prom: Miley went for a super elegance with this messy up-do, which was perfectly messy and not to over-done. This updo is gorgeous for a formal occasion like a prom or wedding. This is a great medium length messy updo for prom! Add some curls to your hair will look better.