News ET Now: Valerie Harper Shares Her Inspirational Story of Survival Published 1:06 PM PDT, March 27, 2014 Valerie Harper announced a year ago that she had been diagnosed with terminal brain cancer and was given only three months to live.The 74-year-old has managed to beat the odds, outliving her diagnosis by 11 months, and is sharing her inspirational story with ET! "I've just had a great response to a certain drug and a treatment format," she told ET. "I take my tests every two months and I am going the other direction, meaning good." With a healthy mind and body, the Rhoda star is ready to get back into acting. She is guest starring on two episodes of the new Hallmark series Signed, Sealed, Delivered which debuts April 20. Check out the video above to hear more about Valerie's inspirational story.