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 Office star topped off her ultra glamorous look with Forevermark earrings and ring.
Jenna's side-parted wavy locks also added a hint of romance to the old Hollywood look.
Work it, gurl!
[Image via Getty Images.]