By Emma Reynolds PUBLISHED: 03:33 EST, 11 May 2012 | UPDATED: 16:44 EST, 12 February 2013 The mistress of a father of 17 moved out of the family home with five of the couple's children just a week before the tragic blaze. Friends and neighbours said yesterday that Lisa Willis left after Michael Philpott refused to divorce his wife and marry her. A separate five of his children, all born to wife Mairead and all under the age of ten, were killed when flames tore through the house in Derby as they slept. A 38-year-old man and woman aged in her 20s were earlier being held on suspicion of murder but tonight were released without charge.
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Victims are Jade Philpott, 10, her brothers John, nine, and Jack, seven, and sisters Jessie, six and Jaden, five
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Their brother Duwayne, 13, remains in a critical condition in hospital
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Father Michael and wife Mairead also caught in the blaze but not badly hurt
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Man and woman arrested on suspicion of murder released without charge
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Mr Philpott 'made a valiant attempt to save his children'
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The ex-baker has featured on ITV show Ann Widdecombe Versus The Benefit Culture and The Jeremy Kyle show
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Ms Widdecombe said today that 'no one could call him a bad father'
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He has had 17 children by five different women
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Community have set up a charity to pay for children's funerals
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