Duke of Cambridge, 35, also admitted at the LandAid event that his cooking skills are not quite up to scratch.
Rumours regarding Prince Philip's alleged straying have plagued the monarchy for the best part of the Duke's 70-year marriage with Queen Elizabeth.
Suits actress, 36, is said to be planning a move to the UK to pursue new career path as a global charity campaigner.
The Princess was speaking at a House of Lords event, where she joined the celebrations of the launch of Be Cool Be Nice, a book with a message against bullying.
Duke and Duchess of Cambridge must be doing something right, as they're expecting their third child in April.
An engagement announcement between Meghan Markle and Prince Harry is "imminent" according to royal experts.
Prince Charles is being criticised for a 1986 letter in which he urged the US to 'take on the Jewish lobby' and blamed the 'influx of foreign Jews' for unrest in the Middle East.
White Teeth author Zadie Smith, 42, made the controversial comments in the December issue of Vogue magazine.
Prince Harry's Suits actress girlfriend, 36, could be easily mistaken for someone 10 years younger, and we want to know all her secrets.
An engagement between the new royal couple is imminent, and Harry didn't fail to fuel speculation rumours today.
In a speech at an event for Place2Be, the Duchess of Cambridge Kate Middleton said schools and parents must work together to help children thrive.
Prince Harry is expected to propose to the Suits actress imminently.
Duchess of Cambridge, 35, is glowing as she is pregnant with her third child. Young people's mental health is a key priority for the Duchess of Cambridge.
While the news is disheartening for royal watchers, it follows previous speculations of a late November engagement, after the Queen and Prince Philip's Platinum Anniversary.
Kate Middleton hosted a reception at Kensington Palace, which was held in honour of The Anna Freud National Centre for Children and Families.
Prince Charles lobbied on climate policy without disclosing his private estate's $113,500 investment in an offshore firm that could have benefited from a rule change.
LA-born Markle, 36, is expected to join boyfriend of 18 months Prince Harry in London sometime this month to pursue humanitarian causes.
Royal wedding experts predict where Harry and his Suits actress girlfriend will get married - and why.
An engagement between Suits actress Markle and Prince Harry is thought to be "imminent" after an 18-month romance and a meeting with the Queen in October.
Duchess of Cambridge was in high spirits and appeared energetic for her first solo engagement since announcing her third pregnancy on 4 September.