And she's living in her Barbie world.
The singer / actress / clothing designer can now add supermodel to her repertoire after walking the runway for Ozlem Suer Paris.
J.Simpson wore a floor-length black evening gown with a fabulous ruffled collar and killer pair of heels.
And we mean that literally...those heels look like they could seriously take someone out!
As for her walk?
You've got a little too much arm going on...but the