The true fashionista of the Twilight series is Alice. Always dressed to the nines, Alice puts her love of shopping to good use by picking out trendy and stylish pieces to go with her playful, outgoing personality. On prom night, make sure you're the life of the party in true Alice style by opting for a trendy cocktail dress and killer heels. Alice's style credo is the more the better, so pile on the accessories and carry a notice-me-now clutch. Don't stop there–channel Alice's graceful steps on the dance floor and you're guaranteed to have a good time!
Bella considers Rosalie the most beautiful person on the planet—and Rosalie knows it! Part of what makes Rosalie so attractive is her killer confidence, and unlike Bella, who would prefer to remain in the background, Rosalie revels in the spotlight. Make sure you're the center of attention come prom night by opting for a show-stopping red gown with a plunging neckline, sky-high heels and dangly earrings. Rosalie will be proud—or even jealous!
the website also has pictures of dresses and accesories that would go with each look but i coudnt be bothered copying and pasting all of them :) heres the link to the website so you can go and see some of the dresses are really pretty :) - Teen Vogue Website