A stunned grandad who kept playing his late wife’s lottery tickets has quadrupled his winnings. Malcolm Blanche, who lives in Sandgate, near Folkestone, won a staggering £266,664 in the People’s Postcode Lottery. Mr Blanche and his wife Carolyn bought two tickets each when they first signed up years ago. After she died in 2019, the 72-year-old continued to play with their four tickets. Now the army veteran – who served in the former Queen’s Regiment in Belfast – is celebrating after pocketing the cash. “My wife recently died. She had two tickets and I had two. I just decided to keep them on. S…