Melissa Carnegie was livid. She’s been going to Curves for almost a year now, three times a week, and yet she was still a good sixty pounds overweight. But that’s not what she was livid about. She was livid that Nikki Melon, her former best friend, had been working out for a mere ten months and now was a svelte one-thirty-five. Worse yet, she never missed an opportunity to rub Melissa’s face in it.