[He looked around them rather cautiously, tail waving behind him like a little beacon of where he was. So far, no sign of any monsters or anything else, but it wouldn't stay that way for long...]

Huh? -Oh! Silly Creature. It's what us Fraggles call people like you. [He looked up, offering Keith a smile.] Oh but hey, don't take it too badly eh? Fraggles like silliness.