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In page Dot Cotton:

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Impressionist Francine Lewis performed an impression of Dot Cotton in the seventh series of Britain's Got Talent.[11] During 2003, a promotional advertisement for the BBC featuring a character, Fizz, from the children's television programme The Tweenies pulling off a mask and morphing into Dot received complaints. Parents complained that their children were having nightmares and the BBC subsequently moved back the screening times.[12]