Ronnie Corbett plays granddad Sandy Hopper in this sitcom which reunites him with the writers of his hit comedy Sorry—Ian Davidson and Peter Vincent.

In this fourth episode, Sandy's daughter Ellie is an artist but he's never liked her work. The trouble is that she never sells anything—until Sandy buys a canvas anonymously. He instantly regrets doing such a thing—what if she finds out? He must go to any length to ensure that she doesn't, even admitting to a strange predilection involving nuns...