Don't worry, more than 50% will drop out anyway because most of them are just one time horny at that topic and you will never hear from them again. I think.

Pack your dress a scissor and wear something that you can bear to lose. Go somewhere (preferably 200-300m away of your flat) and destroy the clothes you wore. Now get back to your flat in your cute dress ;)

Nr. 3 - but post a pic in all of them ;)