"I know that you are my grandfather," Lia said.
"And what makes you think that, my dear girl?" Dumbledore asked, eyes twinkling behind his little half-moon glasses.
"Common sense," she said, looking at her new face in the mirror. "There's also the fact that you made me look exactly like you did when you were my age."
"Whoops," Dumbledore said, smiling as he altered the glamors slightly. "Better?"
"Slightly less obvious," Lia said, smiling at her reflection. She turned around and hugged him tightly, trying to memorize the way he smelled and the crinkle of his beard against her cheek.