Stupid Guest Tricks

I was working in Pieces of Eight and this lady comes in with a little girl and two older boys. Of course the boys immediately pick up swords and start fighting. The little girl all dressed up in a pretty dress and hat and pearl jewelry runs after them and picks up a sword to join in. The mom says ...

Guest - Where's the Betty Boop restauant?
Me - I'm sorry we don't have one, Betty Boop is not a Disney Character.
Guest - Yes you do, I walked past it last night.
Me - No we don't, as I said Betty Boop is not a Disney Character.
Guest (getting angry) - I know you do. Stop playing with me.
Me - Ma'am ...