Selecting the same
Ellipse Tool (U), it’s possible to represent one more highlight of white color.
The layer’s parameters:
Fill 10% Blending mode-Hard Mix 
Next we have to make the eye for the emoticon, applying the well – known
Ellipse Tool (U).
The layer’s parameters:
Blending Options>Outer Glow 
Blending Options>Gradient Overlay
Gradient’s parameters: 
Make a copy of the last represented layer and choose
Free Transform option to place the copied layer the same way shown below, changing also the parameter for the new layer.
Blending Options>Gradient Overlay
Gradient’s parameters: 
