John Humphrys asks the questions as four famous faces brave the black chair. Comedian Shappi Khorsandi answers questions on Charlie Chaplin, Scott Mills's Radio 1 sidekick Chris Stark on Scott Mills, The House That £100k Built presenter Piers Taylor on Bob Dylan and Paralympian gold medallist - and opening ceremony flagbearer - Lee Pearson on British birds.
Keywords: celebrity , game-show , quiz , latest-episodes