The long-awaited “Scream” trailer is finally here, and it begins with a familiar set-up: A teen girl, home alone, gets a phone call that doesn’t end well for her.Yep, GhostFace is back in the trailer, released Tuesday, but so are a few of his former victims, now looking for revenge: Neve Campbell as Sidney Prescott, David Arquette as Dewey Riley and Courteney Cox as Gale Weathers.