David came to the throne in 1124 as the last of Malcolm III and Saint Margaret's six sons following a period of internal fighting and short reigns. However, unlike his brothers, David had luck on his side. He won favour and wealth in England as a protege of Henry I and then took advantage of the Anarchy in England to pursue Scottish interests in Cumbria and Northumbria, whilst also introducing far-ranging reforms. But how successful would he be in his efforts, would he be too Norman for Scottish tastes and will he get the Rex Factor?