Mark Owen and Jo Brand are among 10 special guests who've agreed to take part in a live television IQ test.

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Mark Owen and Jo Brand are among 10 special guests who've agreed to take part in a live television IQ test.

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Stars line up for IQ TV test

Mark Owen and Jo Brand are among 10 special guests who've agreed to take part in a live television IQ test.

Mon, 23 Dec, 2002