Love is in the air! Prince William and Kate Middleton marked Valentine’s Day by sharing a rare PDA-packed photo of them kissing in what’s believed to be a first for the royal couple. In the adorable snap shared on Instagram,

Prince William and Kate have marked Valentine’s Day with a candid romantic picture and their simple caption says all you need to know. The Royal Family will never fully step away from official, posed photos but the Prince and Princess of Wales in particular have favoured a more informal approach to pictures - especially in recent years.

A royal author has revealed a crucial way Princess Kate steps in to help Prince William through 'irritated' moments, claiming that the future King and his father are 'prone to tantrums'