"Given that I blew myself backwards the first time I cast Aero, I'd rather avoid practicing on rooftops," Lea said. "And thankfully I don't chug the magic water like Mal does sometimes, so it shouldn't be a problem."

"And I'll practice outside for now, but if it's all the same to you, I'd rather do it inside when we can now that the weather's getting colder. Vexen might be in his element this time of year, literally, but I'm not."