Unlike some pigs, Perky does not like to be dirty! Of course, not all the pigs at 126 Mud Avenue agree with him. The little girl who lives on the farm, Sandy, doesn’t either. With everyone doubting his advice, Perky overcomes their doubt in him and finds the courage to tell them, Stay clean and stay healthy, so that all of us can grow up healthy and be able to enjoy the good things that life has to offer.