First of all. Papa Smurf didn't create Smurfette. Gargamel did. She was sent in as Gargamel's evil spy with the intention of destroying the Smurf village, but the overwhelming goodness of the Smurf way of life transformed her. And as for the whole gang-bang scenario, it just -
Sometimes I put my face up against my dog while he's sleeping to feel his little lungs expand and his little heart beat and I am struck by the beauty of life and the miracle of nature to evolve for thousands of years just to create one little guy and put him in my house