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 couple, who arrived 3 hours late to the Colcci fashion show in Sao Paulo, were greeted with lots of loud booing.
Check out their reaction in the clip (above)!
P.S. Kinda rude to show up so late to when you're actually one of the models Ashton.