A parent asks the questions that nearly every parent has about rebellious teenagers. My 16 year old twins (boy and girl) have become much more difficult in the past three years. In early childhood, they were obedient, fun, happy to be with us, and did great in school. We built some wonderful memories together. Now I can hardly recognize them. They are rebellious, angry, sullen, uncommunicative, and would rather die than spend time with us. This is impacting my relationshi