1/3 oz of clear sambuca (or white sambuca)
2 drops of grenadine syrup
1/3 oz of Midori melon liqueur (or watermelon liqueur)
1/3 oz of Bailey's Irish Cream (or Irish Cream)
Layer the midori melon liqueur, followed by Sambuca then Bailey's irish cream. Add drops of grenadine to give the effect of a bleeding brain, and serve.