It's Been so Long Five Nights at Freddy's 2 Animation
From Screamer Wiki
It's Been So Long Five Nights At Freddy's 2 Animation is a screamer made by spanish youtube user Aely Artist. it starts as a slideshow but at the 33 second mark the animation starts. but near the end a warning icon shows up and stays there at the second frame and disapears afterwards. by the end of the video there is noting but a black screen but then the puppet shows up with a typical fnaf 2 scream (someone yelling "FREEDOM!").