Spooky indeed. Even if you're not "drinking" for the holiday (and just to remind you, there's no excuse), this concoction is sure worth the experiment. Forward it to any 6th grader you know for a definite science fair win.
Brain Hemorrhage
1/2 - 3/4 oz. Peach Schnapps
Float 1-2 Tbl. of Baileys on top
Drop 1 tsp of grenadine through the Baileys.
[Recipe via]