If he's anything like me in these situations he'll spend the next ten minutes or so wildly thrashing about in the least graceful manner possible.
When we got engaged, my husband had one request: a Dark Side groom's cake. I couldn't let him have all the fun, so I had a Star Wars bride's cake!
Of all the times I've watched the original trilogy, I never even once considered how good R2D2 would look in a wedding veil. Who knew!?