Hermione followed Ron. He had the cake, and this gave her a chance to watch his tight bum in the thin pants he now wore. She wanted to pinch his bottom, but refrained from doing so.
She grinned and stepped toward Ron, taking his hand between hers. Flicking her tongue out against the pad of Ron's finger, Hermione swiped the icing and swallowed it; still staring into his eyes. "Delicious," she whispered.