Taylor Swift collapsing on a bathroom floor, Julia freaking the skitter out of Julia, Miley being accosted by Robin Thicke, and Cameron Diaz nearly impaling herself on an armrest... these are just some of the most amazing Celebrity Scares Ellen is about to conjure up for you because "it doesn't have to be Halloween to scare people" - she does it aaaallll yeeeaar long.
Watch: Ellen scares the bejaysis out of Jake Gyllenhaal with quite the Halloween prank...