Facebook is showing some users Halloween-themed messages in their status update boxes, replacing the usual “What’s on your mind?”

Not everybody is seeing it, and it’s unclear why Facebook is not showing it to all users. It doesn’t really seem like the kind of thing where a gradual roll-out or a limited test would be appropriate. Anyway, here are the ones I’m seeing:

Hat tip: Arielle Zuckerberg

Image: Mark Zuckerberg Halloween 2010