Kate Middleton paid tribute on International Women’s Day to a teen cancer patient with whom the Princess of Wales had spent time with a month before the girl’s death last fall. Liz Hatton died in November at age 17,

Despite being two of the most famous people in the world, Prince William and Princess Kate tend to keep intimate details about their relationship out of the public spotlight. On Wednesday, Kate broke that tradition to make an uncharacteristically effusive comment about her husband’s support during her cancer treatment.

In honor of International Women's Day, Kate Middleton celebrated the memory of a teenager who recently passed away after a battle with cancer.