@MadameLee the dress on the bride is by Beo but, I don't know why it has black underneath the neck line may be the picture is edited: http://beocreations.com/creations/S4_ekaterina_collection.php
The bridesmaids seem to be wearing SakuraPhan's dress but it's a little different too:
https://thesimsresource.com/artists/SakuraPhan/downloads/details/category/sims4-clothing-female-teenadultelder-everyday/title/bridesmaid-dresses/id/1299049/ oh, I tested it in my game to make sure it was the same and depending on what shoes you pair it with the bodice may disappear and look broken.
