In a Halloween special, Dougie's in Galloway uncovering the real life events that inspired Burns's epic poem of the supernatural, Tam O' Shanter. As darkness descends, Shahbaz is near Edinburgh to track bats and find out how important these creatures of the night are for biodiversity. Rosie is in East Lothian, visiting Scotland's biggest pumpkin patch as they prepare for visitors to pick their own. Arlene's in Glen Moriston in search of a "ghost" woodland and discovers how one farmer is working to bring them back to life. And Anne visits an ancient orchard in Tayside to lend a hand harvesting apples and pears.