Vampire's Kiss Cocktail With Rum

"It’s time for my halloween drink series! Imagine sitting and watching a horror movie, in a dark room, and all you can think about is the vampire on your screen. You take a sip of your blood red cocktail and feel as if you have just been kissed by him. The blackberries entrance your tongue and you have been cast in a spell by that vampires kiss — This is what I have in store for you today, a beautifully scary cocktail for your Halloween needs. — Do you have a favorite Halloween themed drink? "
-- @themomnoms