A Georgia community has twice the reason to celebrate this Saturday, as two of its residents— identical twins— are set to commemorate 100 years of life.

Mary Shipp Harrow and Martha Shipp Averett were born July 2, 1916, and grew up in Cusseta, Georgia, Fox 5 Atlanta reported. Mary has seven children, 21 grandchildren, 30 great-grandchildren, and 12 great-great-grandchildren. Martha has 10 children, 21 grandchildren, 28 great-grandchildren, and two great-great grandchildren.

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More than 300 family members, friends and elected officials are expected to attend the pair’s centennial celebration in Columbus, Georgia, on Saturday, the news station reported.

"This is a very special occasion for our family and we are blessed, honored and excited for my mother and aunt as they approach their 100th birthday," Mary's youngest daughter, Gerri Jones, told Fox 5 Atlanta. "They are strong women of faith and they have touched so many lives during their lifetime!"