sentences:  Nan has at least one daughter, Diane, who is the mother of Jamie and a granddaughter, Gail, who bore Nan's "ugly" great-grandchild, Francesca.She initially believes the child to have been named Tesco's.The Christmas 2007 special introduced us to Diane herself, played by Kathy Burke, who was exactly like Nan in that she swore at and criticized people behind their backs.