"It's all right," said a dreamy voice from beside Harry as Ron vanished into the coach's dark interior. "You're not going mad or anything. I can see them, too."
"Can you?" said Harry, desperately, turning to Luna. He could see the bat-winged horses reflected in her wide silvery eyes.
"Oh, yes," said Luna, "I've been able to see them ever since my first day here. They've always pulled the carriages. Don't worry. You're just as sane as I am."
Luna just makes me happy.