Over the course of the weekend as the news was first leaked, the internet practically ceased to function when Harry Potter/UN Ambassador/Windsor fans caught wind of the story and shared it until they could share no more.
When you think about it, they're kind of a perfect fit. She's the respectable actress who now spends most of her time doting on her charity work and generally inspiring millions of people around the world with her well chosen words on gender equality while he is officially the most-loved member of the royal family, a dedicated solider and, like Em, is an all-round charity do-gooder.
It may be the stuff of an epic love story but before you set out to buy yourself a grand hat, you may want to take a look at this...
Sadly, the 24-year-old Harry Potter star has come forward to dash the claims, albeit in a very ladylike way.
Taking to her Twitter account last night, Emma's response was to-the-point and made things crystal clear:
While we were definitely taking this news with a handful of salt, deep down we always knew it was going to end this way. Still, nothing can erase that wonderful image of Emma and Kate Middleton as regal sisters-in-law. That's something no one can take away from us...