On a steamy summer day, you want to look hot and feel cool. For that challenge, there's only one solution - the summer dress. The best dresses are breathable enough for the hottest July days and fashionable enough to be worn during at the beach or out on a patio. For those busy days, pair them with sneakers and you can wear them for a day of errands. To help you find the perfect summer dress, we've put together a list of the top ones worn by your favorite celebrities. And for each high fashion model, we've also come up with a cheaper alternative for those on a budget.