Rosemary and Theresa Rosemary and Theresa are sisters raised in a traditional Irish-Italian family of 7 children. Rosemary was born exactly one year to the day before her sister, Theresa. She describes her sister as ""my very first birthday present."" They have since celebrated every birthday together. Now, with Theresa approaching 40 and Rosemary turning 41, the women are anxious for a modern look that is appropriate, yet sexy enough to stop traffic.