The hysterical moment is captured when parents in Oxnard, California announce to their daughter and son that they're planning on having not just one more younger sibling, but two. <br /><br />As the parents announce the arrival of twins, the little girl is aghast and worried. <br /><br />"How are you going to take care of 4 kids?!" the adorable girl questions intently, as her brother gives exaggerated looks of concern on November 13.