[He's about to mention that the melancholy was fine, after all he had a friend like that back home- But Freddy seemed to want to keep the mood lighter and hey, he asked about home anyway, so on he goes.]

Ah well, let's see. [He idly pets Growlithe as he thinks.] Oh it's a beautiful place. Tunnels to everywhere, caverns deeper than even your voice can go, all kinds of plants and cave creatures, and of course Fraggles like me! [Beat, small laugh.] Well, like I am when I'm back home, at Fraggle Rock.