Sue Perkins challenges Gyles Brandreth, Jan Ravens, Tony Hawks and Rachel Parris to speak for 60 seconds without repetition, deviation or hesitation.

The long-running Radio 4 national treasure of a parlour game is back for a new series with subjects this week ranging from The Great Barrier Reef to Static Electricity.

Production coordinator: Caroline Barlow
Sound editor: Marc Willcox
Producer: Rajiv Karia

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