Hey Arnold Subliminal Message Laughing Grandpa

Hey Arnold Subliminal Message Laughing Grandpa is a screamer video by a user likekurdtcobain on October 31, 2006.

The video displays a still image of Arnold's grandfather from a classic show: "Hey Arnold!", followed by a looping sound clip of his trademark laugh, Over the course of the video, the audio clip was edited to make his laugh look deeper and slowed, revealing the "subliminal message" behind it actually, After around 36 seconds, a picture of a young man with down syndrome appears along with a loud scream.

There was a variation of it exists where the face is replaced with a picture of Regan MacNeil with the same scream from The Maze.

Links
NOTE : The following videos contain screamers!
 * youtube.com/watch?v=hmU2Ydip0Bo
 * Alternative Version: youtube.com/watch?v=GqLMTDW8Eoc