This is a happy face, if you've never noticed.. See?
People often use this face while socialising by internet or cellphone.
This face is used when people are happy.
Socialiser 1: I am soooo happy ! (:
Socialiser 2: I can tell, you even added a smiley!!
Socialiser 1: Yes, that smiley proves how HAPPY I am (:
Socialiser 1: Gee, that sure makes me happy ! (: