Nicole DeHuff, an actress who played Teri Polo's sister in Meet the Parents, has died of causes related to pneumonia. She was 30. The actress died Feb. 16 in Hollywood, four days after she reportedly checked into a Los Angeles hospital, was misdiagnosed and sent home with orders to take Tylenol. When her condition worsened, she returned to the hospital and was prescribed antibiotics for bronchitis and again sent home. Two days later, paramedics were called to her home after she collapsed, gasping for breath. By the time she reached the hospital, she was unconscious and passed away soon after....