For Valentine's Day, we created "The Invisible Vending Machine", and made it visible only to couples.br Category: Drinks, non-alcoholicbr Client: Coca-Colabr Agency: Directbr The Ambient Advert titled Invisible Vending Machine was done by Direct advertising agency for product: Coca-cola (brand: Coca-cola) in United States. It was released in the Mar 2014.