A tidal surge of magical energy exploded around the room like a sudden gale. Harry closed his eye as it encircled him, concentrating it, before driving it into the alembic, which sloshed and swirled from the impact. Then Harry nodded at Hermione, encouraging her to follow his example. She tried to recall the details of the wedding ritual. It wasn't hard, it was the best day of her life, after all ... she could have transcribed the whole day word for word.