Alien Vengeance: A Night Alone
A teenage girl makes plans on how to spend the night in her empty house while her father is out, but she is interrupted when an univited guest shows up. The Alien is still stalking prey and he's taken on a new, larger form.
A short related to the Alien Vengeance feature and sequel. These aren't too heavy on plot, more a way of showing what the alien may be up to between the two longer stories.