long blue dresses Odette Light Sleeve Formal Maxi Dress - US 6 Sweetheart Neckline Sleeves Blue Mermaid Sequin Prom Dress

Accented with asymmetrical sequins, the ultra-glamorous one-shoulder style adds a touch of modern elegance, while the side slit introduces a hint of allure

Shimmering sequins sparkle on the bodice of this short prom dress for a look that is dazzling

navy t-shirt The twist front on the Zella T-shirt (below) adds a point of difference to an otherwise simple style

Style-wise, the rules of formal dressing have long dictated that your jacket should be made of black barathea wool and finished with grosgrain silk or satin lapels, your trousers should also be black with a silk stripe to match the lapels, your shirt should be white and finished with studs and your bow tie should be black and hand tied (never pre-tied)