"It wasn't like that for me. I didn't know anything about him coming back until--" Charlie paused and thought about it "--really, until the year of the Triwizard Tournament, and I'd been out of school for four years or so by then." It had been that year, while he'd been visiting, that his father had taken him aside and told him about the Order, and sworn him in.
"All we did was worry about exams and Quidditch and who was going out with which girl, that kind of thing. Oh, and what kind of wild pranks we were going to pull. I got up to my own share of trouble that Mum and Dad had to answer for. Bill used to laugh about me, but Percy, that wanker, used to rat me out to McGonagall when he figured out what I was up to."