White Teeth
In this example, you will learn how to make yellow teeth to white teeth, I
have a boy teeth picture to modify the him teeth so follow how I am doing that.
Step 1: Take any teeth picture as you like, I have taken here a boy teeth
picture.

Step 2: Select Polygonal lasso tool (L key) and make selection of the teeth
as here.

Step 3: Now go to Image menu > Adjustment > Desaturate, the picture
should be same.

Step 4: Give Brightness, go to Image menu > Adjustment and make setting of
the Brightness/contrast.

The white teeth picture is completed.
