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Whose Line is it Anyway?: ‘you can’t script comedy this good’

It is an idea for a TV programme so simple it barely qualifies as an idea at all: assemble four very funny people and, with minimal direction, ask them to be funny. Extemporise, improvise, act, react, sing, dance. And yet brilliant people winging it for laughs was the essence of one of the most successful, and enduringly influential TV shows of the 1990s.  [read the rest of the article here]