From off-the-shoulder dresses to dazzling gowns, these prom dresses will make you feel like a Disney princess on prom night. ... To match Ariel's aesthetic, go for a green dress with tons of sparkle.

Her Universe Ariel Athletic Dress – $69.99 The Ariel dress is a purple-green ombré, with solid purple straps. Purple draped fabric is around the neckline and waist.

If Ariel could shop any dress, it'd sparkle like the ocean and come in her favorite colorway: sea green. And of course, it would flatter her tiny waist.

One could easily imagine Ariel wearing Bailey’s ethereal blue Dolce & Gabbana gown, all the while singing under the sea. Her strapless dress was made of a frothy sheer tulle and featured a structured ...