David Jason and Jay Blades are in north east Scotland to meet and help talented and struggling tinkerers.First, they travel to the home of Rupert and Karen, who have lovingly made their own miniature railway around their garden near Fraserburgh. They explain that they would like to create an accessible wheelchair-friendly carriage for the train. Expert Roger is keen to help them.Next, David and Jay park up beneath the Cullen viaduct, where they meet with talented local potter AJ Simpson, who has come to teach them some pottery skills. Together, they embark on a fun pottery crash course and attempt to make caricature pinch pots.Finally, the pair meet with father and son Derek and Oliver, who want to show off their extraordinary lockdown project – the 200ft long Cullen Tapestry.