Willy in simpsons

Willy in simpsons is a screamer on YouTube that was posted by user abuuh on Oct 15, 2007. The video acts like a tribute to the Simpsons character Groundskeeper Willie until 0:15 where a picture of Regan from The Exorcist pops up with a scream.

Link
NOTE: The following video contains a screamer.
 * youtube.com/watch?v=EqIHyPkQ3Ag&