The Irish Trash Can is a popular green drink especially around St Patrick's Day. This cocktail is a bright green cocktail made with a large mix of liquor and Red Bull. The blue curacao and the energy drink are the secret to turning the drink green. It sounds like it wont taste any good, but its actually quite drinkable. the Irish Trash Can is a modern classic.The original trash can drinks came into being at college parties. Everyone brought whatever liquor they had lying around and added it to a large container, such as a plastic bin or small garbage can.