A Slim Chance — Tiffany L. Warren

Nadine Robinson was a plus-sized girl with a heart of gold. So golden, in fact, that her best friend, Angelique, was able to swoop in and steal the only man she'd ever loved, Jamal Bennett. Now, thanks to a gastric bypass surgery, Nadine is one hundred fifty pounds lighter, and revenge is on the menu. She uses every underhanded trick in the book to snatch Jamal back, and success is eminent. But will her heart turn cold in the process?