Press emoji button. Now you'll see all emoji. If you want to insert only one, click it and the dialogue closes and inserts your emoji leaving you to continue writing. If you want to insert multiple emoji without opening the emoji dialogue each time, simply press each emoji you want to insert longer. It will be inserted in the background and leave emoji window open for you to press or press and hold another one. Don't make fun of him! He bought a N9, one of the most intuitive phones. He expects stuff like this to be intuitive! Cheers