Guerrilla marketing to make people stop smoking. This harsh realization of using a fake pair of lungs as an ash tray shows the build up of cigarettes and shows how maybe even smoking a day can collect up and make a lasting damage on your lungs.
Pepsi once did a funny Halloween ad. In the picture, a Pepsi can dresses up as a Coke can to scare people. The headline was, “We wish you a scary Halloween!” That’s not a bad idea, but Coke got the last word. In a classic.