Emoji emoticons are a feature you can add to your iphone keyboard. It gives you the ability to add fun icons to your conversation . To add them to your keyboards, open Settings, General, Keyboards, then International Keyboards. Find the Emoji option and tap it to add as a keyboard. When you go to your keyboard now you will see a small world icon directly left of the space bar. Here you will find a variety of fun little icons you can add to brighten up your messages! Have fun!