"I believe that too. You can change your fate, but... yeah, some things are meant to happen," Luna agreed, smiling.
She laughed softly. "You're not going to explode. The house elves would have to clean up the mess, poor things."
She grinned at him and leaned back, smiling. "It would be a shame if you did explode. But I think you're safe. And hey, you were the one who wanted apple pie."