I Need To Loss Alot Of Weight!?

I am 17 years old.. and i weigh 10/10.7 stone, (140/147 lbs), my BMI is 23.3/24.5 which i know is normal but I don't feel normal.. I looked in the mirror tonight and i saw all this fat hanging out over my trackies, and my double huge chin and bingo wings and a fat ***! I have never noticed my weight before I was always happy though i can see it now and not only is it affecting my relationship with my boyfriend of two years, it is affecting my health. I have really bad back and hips I did blood tests incase it was serious but it not so it must be my weight. I just can't take it.. i need to lose weight quickly even just lose 7lb in a week so i know i can and i can feel and look better.. i'm at such a low point.. please some help.. and please don't say all that **** about healthy eating and exerise because it rubbish.. i need results quick.. ANYTHING!! And I would like people who have experienced this.. and have tried diferent things to give me advice please! Anything, any suggestions starvation, balemia.. Help!!