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How I Met Your Mother' fired Alison Hannigan's real-life daughter playing the role of an on-screen child
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8 Facts That'll Change How You View 'How I Met Your Mother,' According To Alyson Hannigan | HuffPost
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Alyson Hannigan, 'How I Met Your Mother' - The Most Ridiculous Ways TV Shows Hid Their Stars' Pregnancies - Zimbio
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