Matymbou is the hog, and he was spying on them!

Or not. I figure someone might have seen them through the trees, and an almost-kiss can look like the real thing from the wrong angle, especially from a distance.

"It is a remarkable dichotomy. In many ways, Clark is the most human of us all. Then...he shoots fire from the skies, and it is difficult not to think of him as a god. And how fortunate we all are that it does not occur to him." -Batman (in Superman/Batman #3 by Jeph Loeb)