Jessica Simpson wears underboob-baring dress with Eric Johnson

Jessica Simpson flashed some major underboob in a skintight Hervé Leger dress while celebrating Jessica Alba's birthday with husband Eric Johnson.

Jessica Simpson marries Eric Johnson with Jessica Alba by her side

Jessica Simpson's eye-popping dress during date night with husband

Jessica Simpson is officially engaged to beau Eric Johnson

Jessica Simpson is officially engaged to beau Eric Johnson

Jessica Simpson Bares Some Underboob in Sexy Cut-Out Dress at

Jessica Simpson pours her curves into little black dress with Eric

Jessica Simpson is officially engaged to beau Eric Johnson

Jessica Simpson Bares Some Underboob in Sexy Cut-Out Dress at

Jessica Simpson

Jessica Simpson steps out in a racy mesh black dress on date night

Jessica Simpson wears underboob-baring dress with Eric Johnson

Jessica Simpson

Jessica Simpson marries Eric Johnson with Jessica Alba by her side