Add a curved line and a U-shape for the ears. Show the eyes as half circles with diagonal lines through them. Use a circle connected to a small oval and a half circle for the nose.
Draw the mouth as a broad curve. Define both sides of the chin with two short curves. Show the cuff of the glove as a comma-shaped figure.
Redraw the uniform with curved lines. Finish the legs by drawing a curved Y-shape. Outline the shoes with attached curved lines.