A question that many young women have is whether they can use a formal dress for more than one occasion since it's likely the cost of prom dresses 2012 will be such that using the dress once wouldn't be that good an idea as far as being frugal is concerned. While some prom dresses might not be the right color or style to be worn to a wedding, there are some weddings where using a prom dress is completely appropriate. The best way to buy a dress that can be used for more than one event is to make sure it's not too showy and can blend in.