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.]
The trio stopped by the mall to launch the Kardashian Kollection for Dorothy Perkins, so naturally they all rocked their own designs.
Kimmy stuck to her usual all-black uniform, but spiced it up with a gold Balmain belt and black peep-toe heels.
Kourtney continued her obsession with polka dots, opting for a spotted blazer, black pants and heels.
Due to her X Factor hosting duties, Khloe's been stuck in the States, so it was nice to see her smiling and looking pretty in a lace trench coat and black knee-high boots.
All the KKs looked kute, but who do U think was best dressed???
[Image via Daniel Deme/WENN.]