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.]
In just a couple weeks Emma, who signed on as a "creative adviser", will present the spring designs via a recorded message at Prince Charles's Garden Party To Make A Difference.
The Harry Potter actress is unable to attend the event because of school, but she's "thrilled that People Tree will be showing the spring-summer collection at the garden party. I think the Prince of Wales's initiative is such a brilliant idea and I'm thrilled."
We can't wait to see what she creatively advised!