![image](https://img.esteem.ws/2e9udf6ont.jpg)
Are you CoS (collector of smile)?
How many smiles did you got for three months?
Did you know that base on your happiness heart and smile emotion  it had became base of 😁 icon?
Amazing that happiness smiling heart is medicine that affected environment around you,right?
Let's follow challenge of CoS...it's free...more happiness..more healthy..