The Cat continues to watch the Munchkin, amused by the chatter the smaller cat merps at them both. Sebastian probably doesn't understand most of it but it's obvious that the Chairman is excited to see him. "He says his name is Chairman Meow and that you - "

The Cat normally wouldn't consider a diplomatic way to say things but he decides that tact is best. At least no one else can understand what the Chairman says about a certain subject. Later, he'd discuss this piece of gossip with Bob... when he knew it wouldn't bring anyone involved distress. "Seem to be good friends with Mr. Lightwood so he will go with you."