This Desperate Housewives photo contains
bridesmaid and maid of honor.
There might also be
gown, bridal gown, wedding gown, wedding dress, dinner dress, dinner gown, formal, and evening gown.
Heres the scene from episode 1x16 of Desperate Housewives, where Susan & Edie are at the bar and start to discuss who kill Marth Huber, and decide how it could be Paul Youbg and go to search his house.