"....oh, good. Another one who's heard of me." Julie sighed, as most of the people who knew her as fictional seemed to fixate on her time as a child-hero. "Katie's here. Alex and Jack are still down on Earth though. Basically... and I'm gonna guess at least some of this will make sense to you... one of the Infinity Gems (the Reality Gem, to be exact) has gone, well, a little bonkers. It's been dragging people and things from one reality to another. People that some of us think are from movies, or books, etc? Well, in other realities THEY'RE real, and WE'RE not. And now everything's getting mixed up, and we got Harry Potter and Darth Vader running around real as the day is long... it's pretty amazing, to be honest."