Sam Felstead, and cat Billy which saved Sam’s life by waking her up during a hear attack by sitting on her chest. Aug 17 2022. See SWNS story SWLNcat. A hero cat saved his owner’s life by pounding his paws on her chest to wake her up after she suffered a heart attack. Sam Felstead, 42, was asleep when she was woken by her seven-year-old cat Billy at 4.30am. She realised she was unable to move her body and had a shooting pain down her right side so called out to her mum Karen for help. Sam, a receptionist at Queen’s Medical Centre in Nottingham, was rushed to hospital by Karen in the early hours of August 8.