[He freezes in place as soon as he hears that soft noise... which he probably wouldn't have even heard if he had his human ears. But all he's thinking now is that someone can see him and may ask questions. Slowly, he turns his head in Fluttershy's direction... oh. He wasn't expecting another pony. Are they growing in numbers here?
For a few seconds, he just stares at her, unsure what he should say. People usually don't say "excuse me" to him...]
[Action]
For a few seconds, he just stares at her, unsure what he should say. People usually don't say "excuse me" to him...]