No, Darth Caedus is very much a Sith. He's already made his personal sacrifice and his eyes have turned red. If he and your Aunt meet... I don't think the wizards and the Jedi are going to have much choice but to work together at that point. Otherwise this entire city is doomed.
A doll? Now that would be very odd. Do people around here dress up like you and the people you know, too? The first time I saw someone dressed like my mother grandmother, I thought I was losing my mind but they say it's common for fans to do it.
George Lucas. We started as movie characters, and he's the one responsible. I know he's been around Los Angeles at times, so he probably wouldn't be too hard to track down. I just don't know if he'd even believe we are who we say we are and not just insane fans of his.
Grey hair isn't so bad! At least there are ways to hide it and on a man it can look distinguished. It's when you start to go bald that you need to worry.