The iPhone 8 Challenge

The iPhone 8 Challenge is a video contains a screamer beginning at the video, uploaded to YouTube made by the popular YouTuber TechSmartt on July 31st, 2017.

Video
The video is full length extended version, but turns out at 5:11 is only to be suddenly interrupted by a picture of Regan MacNeil from The Exorcist pops up with the same scream sound effect used one of from Winterrowd games and The Maze, after about that beginning Thursday between 12:25 and 10:13 P.M, Regan MacNeil flashes yet with a another scream at 5:13 & 5:53.

Link
NOTE : The following video contains a screamer!
 * youtube.com/watch?v=dpm-Nokk-jM