Jessica Simpson, 43, highlights her tiny 24in waistline in a brown top tucked into skintight skinny jeans

Jessica Simpson Bares Her Midriff in Bold Fashion Moment in NYC, Teases New Music

Jessica Simpson puts on a leggy display in a black mini dress and knee-high boots as she enjoys a girls' night out in NYC

Jessica Simpson bares her VERY toned tummy in a sexy crop top and spandex pants during night out in NYC