The former First Daughter, 42, and the former TV personality, 54, showed their support to the royal, also 42, who delivered a powerful message, sharing the news that she was undergoing chemotherapy.
James, 36, took to Instagram to share a childhood photo with the Princess, saying: 'Over the years, we have climbed many mountains together. As a family, we will climb this one with you too.'
Leon, now 37, who appeared on the comedy sketch series All That, said that while Dan's apology was 'a step in the right direction,' he believed it shouldn't have taken an 'exposé.'
Questions will now be asked if the pair will fly back to the UK to show support their sister-in-law.
The monarch, who announced his own cancer diagnosis in January, shares a close bond with his older son's wife, and will no doubt be keen to lend his support to Kate.
The Princess of Wales, 42, today announced that she is undergoing a course of preventative chemotherapy for cancer following successful abdominal surgery in January.
In the days and hours before today's announcement by Kensington Palace that the Princess of Wales, 42, has cancer, the royals continued to undertake their public duty.
Queen Maxima greeted personnel at the Military Rehabilitation Center in Ardenburg, where soldiers and civilians go to recover following an ailment, accident or stroke.
Celebrity psychic Deborah Davies, from Cheshire, revealed she bought a creepy doll from an Edinburgh charity shop because it looks like 'there is a soul looking back at you'.
The chef, 82, had the odd-looking dish at the brand new upscale dining experience called Maison Barnes in New York City on Wednesday evening, and people on the internet have thoughts.
Brooklyn-based Sarah and Teddy bought their Bushwick home for $1.04 million in 2021- but say their mortgage repayments would make it impossible to buy in 2024.
Sabine Getty opened up about a second miscarriage. The Lebanese jewelry designer, 39, who lives in London , took to Instagram to share the devastating news
Carmela, who has not disclosed her last name, took to TikTok to document the invention journey. She initially shared a clip of boyfriend Jordan sitting at his desk as he sketched out the design.
Megan McSweeney, from Bolton filmed her dad, Johnny, as he battled the burning flames in their home kitchen
Ivanka Trump, 42, has revealed she has found 'inner peace' through transcendental meditation as she reflected on the experience that led her to 'mental clarity' and helped her find 'gratitude.'
Serial fraudster 'Carrie Jade Williams' who convictions for fraud, was a live-in au pair for Kildare family for six months but fled when their child's school alerted them to her true identity.
Stacey Healeer, 44, from Southampton, appeared on ITV's Lorraine this morning with host Ranvir Singh to discuss her new book about love and loss
Tesco has released a limited edition sandwich inspired by a beloved British classic regularly served in cafés across the nation - leaving shoppers in a flurry of both excitement and confusion.
A professional makeup artist has lifted the lid on a genius hack that will fix your creasing eye makeup while traveling - and the best part is, you can use something that's already in your cosmetic collection.
A number of labels are willing to take extreme measures to maintain these qualities and prevent their products from ending up in the wrong hands.
Virgin Atlantic Senior First Officer Rosie Scott filmed some of the meals served up at 30,000ft to those flying the planes, including a double plant-based cheeseburger.
The brand, founded by Hulanicki in 1964, transformed London's fashion scene in the Sixties, with its earthy dresses, bold prints and cosmetics range, all of which sold like hot cakes.
Taylor Donoghue, from New York, took to TikTok to outline the ground rules for what she deems a good relationship. 'Let's talk about five things I'd never allow my boyfriend to do,' she started.
Drew, 49, has been a staple in Hollywood after she was thrusted into the spotlight as a child, but life in the fast lane soon caught up to the actress and she found herself in a tumultuous childhood.
Karen Whybro, 45, Essex recounted one particularly harrowing incident which she says left her feeling 'intimated'.