I dunno. .but that'd make one helluva good gimmick at a shop ....blow that up to life size and cut out John and Jon.....make them cardboard stand ins. Remove one or the other and have guests stand in between them.
Print in black and white and voila! Pretend you met princess Diana! ;-)
Great for parties I'm sure
The video it's not very good, so here's a photo. link
Princess Diana is wearing a different dress and also uses a necklace in BTTF premiere. The photo with John is clearly from another event.
(since advanced editor is broken, how the hell do i embed images to show directly in the forum?)