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All of those costs can add up, but the good news is that you can snag crazy discounts on some of the best prom dresses on Amazon with plenty of time to spare (thank you, free 2-day Prime Student shipping!) We all know Amazon sells the hottest new products in makeup, skincare, and accessories (plus, not to mention some of the best booty-lifting leggings in existence) but their prom dresses and formal gowns are just as trendy

Credit: Courtesy Olivia Wilde/Instagram Olivia Wilde as Dolly Parton The Booksmart director went as the country legend while attending the first night of Harry Styles ' 2021 Harryween concerts in New York City

The light blue pairs cleanly with navy, grey, and black tailoring for a sharp office look

Now, if we input that in the dress size calculator, we get that the best fit would be a US size 14 dress