In order to look and feel your best on your wedding day getting your wedding underwear right is very important. The last thing you want is to be stood at the altar with your underwire digging into you, or the cheese wire of your thong disapearing exactly where you don't want it to.
Once you have choosen your wedding dress, getting your wedding underwear is the next step as most wedding shops will require that you bring your underwear and shoes to the wedding dress fitting to make the wedding dress fit in the best way that it can.