Julie Gerstein/BuzzFeed.com
1. The eyes have it.
2. Skeleton girl.
3. The sad clown.
4. Crystal visions.
Chloe Hajjar / chlojar.tumblr.com / Via pinterest.com
5. Creepy doll.
imgur.com / Via pinterest.com
6. The half zombie.
7. Skeleton sister.
8. Half-and-half face.
9. Cosplay Chesire cat.
10. And a more traditional Cheshire cat.
11. Zipper face.
12. And the more subtle zipper eye.
13. Screaming vampire.
14. Gaping maw.
15. Secret snake girl.
lava360.com / Via pinterest.com
16. An eye mask — not the soothing kind.
17. Angry clown.
18. Lady Two Face.
Robert Sanque / Flickr: robertsanque / Via pinterest.com
19. Zipped lips.
20. Broken doll.
instructables.com / Via pinterest.com
Learn how to do it here.
21. The half-dead girl.
22. Double face.
23. The notebook.
imgur.com / Via pinterest.com
24. Patchwork doll.
Abigail Lewis / Via Facebook: TwistedtheClown
25. And broken doll.
26. Ventriloquist dummy.
27. Hole in the head.
28. Jigsaw.
29. The mouthless demon.
30. Or a demon mouth.
Sandra Holmbom / rodeo.net
31. Rockabilly zombie.
32. Slasher victim.
33. And finally, the monster behind the mask.
Sandra Holmbom / rodeo.net