We have to create the background now. Apply a special filter firstly on the background's layer: Filter – Sketch – Halftone Pattern, selecting preliminary the necessary colors from the palette.

Funny Winter Girl  Drawing

Take the Elliptical Marquee Tool to create a special marking with oval shapes and paint it with the Gradient Tool.

Funny Winter Girl  Drawing

Decolorize a little the corner situated on the lighter zone,
 
coloring it in white (Gradient Tool).

Funny Winter Girl  Drawing

Now we have to draw the snowflakes on a new layer with the Ellipse Tool, keeping pressed in the same time the shift button.

Funny Winter Girl  Drawing

Make a copy of the layer (ctrl+j) and blur out the copy with next combinations: Filter – Blur – Gaussian Blur.

Funny Winter Girl Drawing