Double click the layer to open layer style window. Apply settings as shown.

Create another small ellipse for the nose using elliptical shape tool.

From layer menu select layer style>>create layers. Select and merge all the resulting layers. Select eraser tool with soft brush settings and erase the right portion as shown.

Create lips using brush tool. Apply some outer glow.

Create some star shape using custom shape tool and apply some outer glow.

That's it.