Stop the curve right above the part where the hair line goes down. Start another curve, smaller, connected to the other one, and make it go down as long as you want the hair.
 Draw another circle of the same length but less in width at the corner of the eye at which side your girl faces. Color in the smaller circle.
 Draw a horizontal that connects to that one. This is the nose.

Make a curve at the top of the head, about an inch higher than the hair line.
Make two circles under the hair line about half an inch from each other for the eyes.
Make a line that curves inwards that points to the side your girl faces.
For the mouth, simply make a curved line.
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