The wedding dress - a dress for one day?

When I first saw "The age of the innocence" (yes, to my shame I only saw the movie, I have not read the book), the following quote shocked me : "It was the custom, in old New York, for brides to appear in this costly garment during the first year or two of marriage."I tried to imagine in our days how odd would this custom be: big puffy white dresses to be worn in public after the day of the wedding. It would look at least odd, even if you wore it to a formal reception.In an age of "trash the dress" photo-shoots, who would do anything else to their wedding dress?Then, I read about the rumour Keira Knightely caused by, not only wearing an already owned dress for her wedding in the South of France, but also wearing the same dress on a few more ocassions, until it got stained with red wine. The Chanel Haute...