I found this link.

Step 1: Get a تصویر of your car,something medium resolution is good, if the تصویر is two low then the cars parts will look odd, if its a crazy detailed , the final product will look مزید fake. The تصویر im using is at the bottom of the screen.




Step 2: Go to the cars پیپر وال site-- link and find a car mouth and eyes that suit your picture. It dosent mater if the car is facing left یا right, یا the perspective angle, we can change all that later. for this one i'm using Flo. Open this پیپر وال at the highest resolution.



Step 3: with your CARS پیپر وال and using the freehand...