Georgia Tennant has remembered the moment she was forced to rush her youngest child, one-year-old Birdie, to hospital just weeks after her arrival.Marking one year since that fateful day, the 35-year-old – who shares five children with husband David Tennant – shared a snapshot with her little girl and a picture of a hospital bed as she described the terrifying period as her "darkest days".READ: Georgia Tennant touches upon joys of motherhood in rare selfie with baby BirdieGeorgia thanked the NHS