It's the reincarnation of the Gifura Jeff flash image. It's a jump scare of Creepypasta Jeff The Killer with a flash image of the original picture going from abstract to normal rapidly, a loud scream audio playing. NOTE: If you have epilepsy do not search it. It will surely cause you to have a seizure of some sort.
"Hey, man! check out 420yolo.com! It's hilarious!"
"No, dude. I fell for that prank the other day. I almost pissed myself."