A yellow face with smiling eyes and a broad, closed smile turning up to rosy cheeks. Often expresses genuine happiness and warm, positive feelings.
An emoji form of the ^^ emoticon.
On Snapchat, this emoji next to a contact denotes that you message that person often but they aren't your #1 Best Friend.
Smiling Face With Smiling Eyes was approved as part of Unicode 6.0 in 2010 and added to Emoji 1.0 in 2015.