The team of genealogical and historical experts continue to help people uncover their fascinating family secrets. Sandra Cummings from Northamptonshire is on a mission to finish her late father's quest to complete their family tree; will she finally get the answers she's looking for? And in researching her father's side of the family, teacher Amy Jayne McGarry Thickitt suspects there could be some rogues among her Irish relatives. Ancestry genealogist Brad Argent has some interesting facts to reveal about her family's colourful past.