[He just sort of pauses, in awe. And sudden respect for Ginny.]

I have to say, I had no idea anyone could do something like that. But it sounds like a very useful spell for... self-defence. [Or just for attacking someone you don't like. Jamie briefly thinks of Seb being menaced by a winged bogey.

It's a great mental image.] At least it keeps them all in line. How many brothers have you got?