"I'm going to be late again. Let Mum know for me?" Because Harry didn't fancy having to tell her himself. If James had a fiery temper, he had nothing on Ginny.

Heading for his cloak, Harry gave James one last lingering stare. "And James. Remember what we talked about."

If Harry came home to a half burnt down house just because he trusted his son to leave Malfoy alone, that would all be on him.