close Jessie James Decker's key to a successful marriage is to never stop flirting The country music singer told Fox News Digital that is the one piece of marriage advice she's received that has actually worked. NEW You can now listen to Fox News articles! Jessie James Decker is sharing the one piece of advice she actually listened to when it comes to making a marriage work. During an interview with Fox News Digital at a pre-CMA Fest party she hosted at her store, Kittenish, in Nashville,