'Twilight' Mania Hard to believe it's been less than three years since "Twilight" first hit the big screen. But fans at Comic-Con in 2008 got a sneak preview not just of the movie, but of the phenomenon itself. The first-ever "Twilight" panel quickly became the hottest ticket in town and when the stars took the stage, we all found out why, as hysterical Twihards regaled their idols with cheers…