Mentos + Yakult

Mentos + Yakult
Mentos + Yakult is a YouTube video uploaded by zbirnadnia on November 14th, 2011. As of July 2015, the video has accumulated over 7 million views. The video starts by showing a pack of Mentos and a bottle of Yakult. Then, the person opens the bottle and the pack and drops the Mentos inside the bottle of Yakult. About five seconds later, a close-up of Regan MacNeil from The Exorcist appears with a loud scream.

Link
NOTE : The following video contains a screamer.
 * youtube.com/watch?v=Px_XYlEMqxs