Emotion Icons are featured and you can use them in conversations! If you write the code they will show up:

{{t|Grin}} produces
{{Tongue}} produces
{{Wow}} produces
{{Rolleyes}} produces
{{Thumbs}} produces
{{Whistle}} produces
{{Blink}} produces
{{Argh}} produces
{{OMG}} produces
{{Sad}} produces
{{Lol}} (or {{LOL}}) produces
{{Angry}} produces
{{Innocent}} produces
{{Joy}} produces
{{Wink}} produces

-Thanks to Arav the Undersith and the Star Wars Fanon Wiki