MGM’s remake of Brian De Palma’s classic teen horror film, Carrie, is a very, very real thing, and the release of the first official trailer for the project solidifies that fact. We’ve seen posters and production stills featuring star Chloë Grace Moretz in what’s clearly the film’s last act; maybe unsurprisingly, the teaser, seen below, continues holding the party line by displaying Ms. Moretz in full crimson-soaked attire. Is there no other way to sell this picture than to point to its finale? If anything, the footage appears to confirm the murmurings that Kimberly Peirce intends to keep the film closer to Stephen King’s original story; while it’s a short clip, it’s…