Find the ghost
From Screamer Wiki
Find the ghost is a screamer video by UserWasKilled.
It shows a picture of an abandoned door, with no ghost. It is revealed that it was an orb, even though it was nothing. After 15 seconds, a picture of Pazuzu as Regan MacNeil pops up with a woman's scream.
Link
NOTE: The following video contains a screamer!
- youtube.com/watch?v=Lof0tcBq0C0