EMOticons

An emoticon depicting an emo kid.

Many variations of the "emo"ticon exist to express different moods (as emo kids often do).
Among the most popular are:
The Sad Emo Kid //_;
The Happy Emo Kid //_^
The Amazed Emo Kid //_o
The Angry Emo Kid //_<
The Pissed Off Emo Kid //_-
The "I Don't Care" Emo Kid //.-
The Sleepy Emo Kid //_~

an example of how Emo Emoticons appear in an IM conversation
"I don't care" //.-
"REALLY? HOLY CRAP!" //_O
"GRRRR" //_<
"YAY!" //_^
"My girlfried broke up with me." //_;
"Just leave me alone." //_-