Scary Kitten Pop-Up
This is a 35-second YouTube video uploaded by user HappyPerson123000 on September 28th, 2008. The video shows a picture of a kitten running in a flower field. However, after about 25 seconds, a picture of Regan appears along with a loud scream. Text then appears that say "Ha" and "I got cha Haha". As of 2017, this video has accumulated over 4 million views.
NOTE: The following video contains a screamer.