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Halloween pumpkin carving champion challenged

31 October 2012 Last updated at 10:11 GMT

World champion pumpkin carver Dave Finkle has sculpted many famous faces over the years, including Simon Cowell, Mick Jagger and Dame Maggie Smith.

Speaking to BBC Breakfast, he revealed some secrets to carving the perfect pumpkin - and was challenged to carve the faces of BBC presenters Bill Turnbull and Louise Minchin.