"Having a great time- wish you were here." Which, of course, they don't, because you were the thing they were trying to get away from in this first place.
Μακάρι να ήσασταν εδώ." Το οποίο φυσικά δεν το εννοούν γιατί από εκεί θέλουν να ξεφύγουν.