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What's OnGBBO: Twitter aghast at Prue Leith announcing the winnerBy The Newsroom Published 31st Oct 2017, 15:02 GMTUpdated 12th Dec 2017, 13:12 GMTGreat British Bake Off judge Prue Leith accidentally tweeted the winner of the Channel 4 series before the show aired.PA VideoPrue Leith, who has appeared to accidentally reveal the winner of this year's Great British Bake Off.Prue Leith, who has appeared to accidentally reveal the winner of this year's Great British Bake Off. Related topics:Prue LeithTwitterChannel 4
