Remember how Clark Griswold (Chevy Chase) decorated the outside of his house in National Lampoon's Christmas Vacation? Here's what he'd probably do at Halloween:

Update (November 4): YouTube indicates the video was removed because of a copyright claim. The house decorations included various stylized, vaguely jack-o-lantern-like faces that lip-synced along with Michael Jackson's "Thriller" (presumably the reason for the copyright complaint).