If our parents show up the same age as us, I'm heading for the hills. Mum's scary enough as she is.
If young Snape shows up, however, it is on. And I'd rather like to meet Remus and Sirius. Where are they about? Granger we can probably summon just by mentioning those magic words Hogwarts, a History.
Oh bloody hell. There's no Quidditch in this world, is there. That's got to be fixed.