Boo the little tiger with a twist
From Screamer Wiki
Boo the little tiger with a twist is a screamer video uploaded by YouTube user April Fowler Dewey in November 11, 2016.
but at the end of the video, the flurry of screamers from SCP-450 appears with a loud screams.
Link
NOTE: The following video contains a screamer!
- youtube.com/watch?v=hEvOuWlDih4