The team of genealogical and historical experts continue to help people unearth their fascinating family secrets in this brand new series. In this episode, historian Tessa Dunlop investigates the story behind a missing WWI Widow's Penny. Christine Neill from Hemel Hempstead is hoping to have a connection to infamous Jacobite and renowned rebel, Bonnie Prince Charlie - will the team prove she has a rightful claim to the Royal Stewart tartan? And genealogist Brad Argent uses DNA technology to reveal the real identity of Susan Newcombe's grandfather: is he the mysterious Polish Prince her family always talked about?