But the design is so classic that it's super easy to find without resorting to dropping major cash for the Tom Ford original!
We found two equally affordable options that are super similar to Kate's dress.
Check 'em out ...AFTER THE JUMP!!!
It's like prom night all over again!
Lil' Wayne's label mate went all out in a sheer feathered pink frock that every single showgirl in Vegas would covet, while the gorgeous sculpture of a man that is River kept it classy in a simple tux.
Wonder if they were able to engage in some PDA at the event?
It just wouldn't be right if they didn't broadcast their love all over the place!
[Image via AP Images.]