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.]
Hey, at least it's not black! Plus, it's cute!
The actress opted for a gray suede drop-waist Balenciaga dress and strappy tan heels, which almost blended in with her bronzed skin.
Her hair was as sleek and shiny as ever thanks to her longtime hairstylist Chris McMillan, who attended the event with her.
And did we mention we're glad she's not wearing black?
[Image via Getty Images.]