Tom Rosenthal shares his take on The Great Fire of London, while Rob Beckett discusses Queen Victoria's cheese, and Andrew Maxwell talks about Burke and Hare.
Jimmy Carr hosts the comedy statistics quiz, with team captains Sean Lock and Jon Richardson and guests Melanie C, Tess Daly, Joe Wilkinson and Andrew Maxwell.
Joel Dommett talks about the boy scouts and Baden Powell, Diane Morgan tells the story of Florence Nightingale, and Andrew Maxwell elaborates on the worst zoo ever.