HEY!!

I need ur help u guys I'm sooo sick of my body I wana lose 7-8 kilo's in like a month:S:S, I'm fasting half the day till like 6 then I eat soup and bread:S n try my best to stop eating anything else. but when I go to a frndz house we order MAC:s:s and I cnt say no! I don't want to eat cuz then they will think I have a prob!! PLEASE PLEASE U GUYS HELP ME!!!! I SO NEED UR SUPPORT, and I also don't want my sisters and parents to know!!