How do You Make a Rum Runner?

Put 2 cups of ice in a blender. Add 1/2 oz of black rum, 1/2 oz of 151, 1 oz of blackberry brandy, 1 oz of banana liqueur, 1/2 oz of grenadine and 1 oz of lime juice to the blender. Blend everything together until it is smooth. Then serve in a tall glass.