An uptight New Yorker and his party girl sister visit their Dad's lake house to meet his new wife, and rough-around-the-edges kids. When the parents announce they're adopting a child to brin... Read allAn uptight New Yorker and his party girl sister visit their Dad's lake house to meet his new wife, and rough-around-the-edges kids. When the parents announce they're adopting a child to bring the family together, it has the opposite effect.An uptight New Yorker and his party girl sister visit their Dad's lake house to meet his new wife, and rough-around-the-edges kids. When the parents announce they're adopting a child to bring the family together, it has the opposite effect.