The former children's TV presenter has made a festive spectacular with friends and family. It's Jack and the Beanstalk " filmed in his own back garden 'Come in, hi, I'm Peter," says Peter Duncan, opening the door of his house in south London. And he clearly is Peter. Peter Duncan! Thirty-six years after he left Blue Peter, the hair's now grey, longer, held back with a Jack Grealish headband. But the eyes are just as …
