On this week's episode of The Royal Beat: Book Club we discuss the extraordinary life of The Queen Mother and her frosty relationship with her sister-in-law Wallis Simpson. Over her incredible 101 year life, 6 different monarchs ruled and she witnessed some of the rockiest periods the royals have ever faced - from her turbulent relationship with Wallis Simpson to the courage she showed during World War 2. She's considered to be one of the most popular members of the royal family and in this episode of The Royal Beat: Book Club, three royal authors, who have all written about The Queen Mother, delve into her life in the royal spotlight.