Ellen Langley, 28, was determind to watch her four boys open their Christmas presents last Saturday - despite being in full-blown labour.
Ellen, from Cambourne, Cambridgeshire, then dashed of to hospital to deliver baby Hannah - before returning to enjoy her Christmas dinner with her in-laws at 3.30pm.
Little Hannah was nine days early when she arrived at 9.48am, but weighed in at a healthy 6lbs 10oz.
Ellen said: 'The lady who delivered her said, 'That's the fastest one I've done for a while'. I felt absolutely fine.'
Hannah's proud dad Shaun Howlett, 33, praised his supermum partner, saying: 'I am a bit tired now but Ellen's wonderful - and the baby is beautiful.'
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Have there ever been any Christmas Day deliveries for your family?