That was actually a picture from the latest issue of Esquire magazine (May 2008).
Excellent quote from the magazine writer describing Jessica Simpson: "Blond hair the way God meant, blond like Clorox sunshine. A caviar body, if you like your caviar lacquered in barbecue sauce. Breasts like plucked guinea hens, undercooked and overstuffed."
Also from that photoshoot: