QI· Season 9 · Episode 7IncomprehensibleS09E07·October 21, 2011·30m·BBC iPlayerStephen Fry considers some incomprehensible questions with Sue Perkins, Ross Noble, Professor Brian Cox and Alan Davies.Streaming on (US) See allShareGuest starsRoss Nobleas Ross NobleSue Perkinsas Sue PerkinsBrian Coxas Brian CoxPreviousInventiveS09E06NextInequalityS09E08Keep going
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