Amaia Arrieta, who makes clothing for children, recently spotted Princess Charlotte wearing one of her designs in a photo that Kate shared for Mother’s Day, which the United Kingdom recognized on March 10. Less than two weeks later, the Princess of Wales went public with her cancer diagnosis in a March 22 video message.

Understandably so, Kate Middleton and Prince William are 'going through hell' amid the Princess of Wales' battle with cancer, so says one of the couple's fashion designers.

Simon Bruty/Anychance/Getty Images Princess Kate Middleton will reportedly prolong her hiatus from public engagements amid her cancer battle. “Kate is expected to be away from public duties for some time,

Kate Middleton and Prince William are going through something much more sadder in private than shown publicly. A designer named Amaia Arrieta, who has been closely crafting clothes for the royal couple’s three children for almost a decade now, has shared sad insights from their family as the Princess of Wales fights cancer.

The Princess of Wales took the picture of her daughter in the gardens of their Windsor home, in a sign that she is doing well as she undergoes cancer treatment.

The Prince and Princess of Wales marked their daughter Charlotte's birthday by sharing a photo taken by Kate Middleton.