Laugh it up, folks, because we did it! There was a long line of movies vying to kick off Collider's FYC Screening Series at ArcLight Hollywood, but in the end, there could only be one, and it had to be Todd Phillips' gritty DC movie Joker. That should put a smile on your face, right? Sure, you've probably seen Joker already since it has grossed more than $1 billion worldwide, but did the film's cinematographer reveal all kinds of secrets after you saw it? Chances are, probably not. And yet that's exactly what's going to …