Creatures crawl in search of blood to terrorize y'all's neighborhood!

It's Halloween, and some Portland residents make sure it's a memorable one.

If you're a fan of zombies and Michael Jackson, the annual “ThrIller” flash mob is a really fun event.
For several years dozens of people dress up and head to Monument Square to boogie down to the iconic MJ smash hit.

Check out the fun from this years event, and go back and watch some of the flash mobs from previous years!