In “Sticker Fight,” a guy tells a girl that he likes her by sticking a heart sticker on her shoulder. When she sticks a thumbs down sticker in return, it kicks off a city-wide sticker fight including a girl gang, a food fight in a diner and a bus line that’s unlike any bus line you’ve ever seen. In the end, it’s revealed what we’ve been seeing is the world of stickers on iPhone 7’s iOS messaging dramatized in the real world, and it’s all been happening on people’s phones. Showing that you can say literally whatever you want with stickers on iPhone.