Added the face from the other man. Transform and clone stamp to enlarge the nose and alter shape of the mouth.
step 3 of 4
Added the hair from the ostrich (inverted) and the door. Changed the color of the door.
Added some color in the background and worked a little on the face and arm.
step 4 of 4
Added ears and eyes from the dog. Matched the color of the ears with that of the face.