WATCH: M.J. McDermott plays skin-crawling Halloween gag on Q13 FOX News morning team

SEATTLE --  Meteorologist M.J. McDermott pulled a skin-crawling Halloween prank on the morning team on Q13 FOX News.

At the end of the show, M.J. slapped a severed hand and forearm down on the anchor desk and then Liz, Bill and Travis watched in horror as it crawled across the set.