Well, the dress has been found ... to be a fake!
The thief who took the gown says he took the dress from Lupita's room at The London after finding the door ajar.
[Image via WENN.]
This year is definitely going to be a Lady GaGa Halloween.
An East Village butcher says if you're wanting to make your own authentic meat frock "You would have to be very skillful. It looked like 15 to 20 pounds of flank steak. It would take 10 hours."
But do it yourselfers be warned, steak doesn't come cheap. By the time your costume's complete you'd be out $1,000.
[Image via FayesVision/WENN.]