Mia did her best to look baffled, but was ultimately saved from having to feign interest in the conversation as the large doors swung open and Albus Dumbledore entered the room. Behind him strode an orderly two-line succession of eleven-year old's down the center of the room. Their wide eyed glances oscillated between the enchanted ceiling, the other students, and Albus Dumbledore, but no one spoke and none of them fell out of line.