I assume you are looking for a good prom dress, here are some links that might be very helpful for you to find the right prom dress for you. Consider Best Web Buzz to be your savior (lol). The best prom dress in the web for online shopping.
No matter what body build you are this would look awesome on you. (bebe Maude Strapless Dress). You would never go wrong on a strapless dress. It comes in two colors orange and white.
Another strapless dress that would make you stand out and might have the chance to win the prom king and queen of the night (bebe Shane Strapless Gold Belted Tulip Dress)