On November 27, 1956, Harding and Carole Dixon became parents of "Irish Twins". They have unique Irish Twins as the girls were born in the same year. Here we are on Kay's 1st Birthday Google search: The term “Irish twins” refers to siblings who are born within 12 months of one another to the same mother. This is especially true for children born in the same calendar year, or children who would be in the same grade of school. Irish twins share a strong bond. This is my 65th Birthday. We will be the same age for 54 days Kay and I fit nicely into the definition of "Irish Twins". We are born to the same mother within 12 months. We are unique in that we were born in the same year and were in the same grade. On my "65th" birthday we celebrated together. Kay bought us matching Celtic necklaces as there wasn't any Irish Twin memorabilia to be purchased. When people would ask if we were twins, we would say "we ar...