Barty looked at his Lord like had never seen him before. Harry could not help but hide a smile behind the last sip of his drink. Apparently "please" and "thank you" had not been a part of the Dark Lord's vocabulary before. Well, it would not hurt to be kind to the elves. Harry only tuned in into the conversation when Hermione's voice reached a certain level, "You have to free them! Offer them pay! This is their home, you can't cast them out, but it is simply wrong, to use them as slaves!"