Well, the dress has been found ... to be a fake!
[Image via WENN.]
The mother of two stepped out for a Labor Day weekend party at Hyde Bellagio in Las Vegas, and she looked on fire!
From the full curls to the smokey eye, Kourtney did it up right in her curve-hugging Kardashian Kollection for Lipsy jumpsuit.
Her sisters might be a little preoccupied lately, but Kourtney ain't letting the insanity swirling around get in the way of her fun!
[Image via Try CW/WENN.]