Celebrity versions of popular TV shows are usually rubbish, nothing more than a desperate attempt to keep our eyes glued to formats we already know and love. Take Celebrity Race Across the World, which started last night – I love the civilian version, but couldn’t care less about watching C-listers sleep on buses. But The Celebrity Traitors has been different – staggeringly so.

An average of 12.6 million of us have watched the first celeb version of the already popular murder mystery game – numbers that TV bigwigs can only wish for in their wildest dreams. We’ve been hooked on former rugby pro Joe Marler’s “Big Dog” theorising , Jonathan Ross’s impossibly lucky streak and Alan Carr’s transformation from sweaty nervous wreck to a ruthless, lying killer.

With 19 players whitt

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