the muse effect

all right all you photoshop experts out there, what do you do to give an images this glow-y dreamy effect? would you say this is a poloroid sort of effect? holga?

don't get me wrong, I love my photographer, Kathryn, but I was thinking it would be fun to edit a photo or two to look like this. there's just something about this that says ethereal wedding...

{image from english muse}