[He's so offended he can't even speak yet oh no. Bowing even lower...!]
I really am sorry, Sebastian! I was just messing around, and was practicing a couple of things. I didn't expect anyone else would come so early...
[That someone would like cats so much...]
It feels wrong to keep such a form and not tell you. [Not if he's so taken with cats. At least not after witnessing it.] I had no idea you were such an animal person, but I promise I wont tell anyone how much you like cats! I don't want you to think I was staying like that out of personal amusement, and it feels disrespectful not to tell you after...
[After...seeing it up close and personal. She bows even more deeply.]