William and Kate shared the photo on their joint Instagram account, @princeandprincessofwales. On her own newly-launched Instagram account, Meghan, the Duchess of Sussex, shared a photo Friday of herself kissing Prince Harry along with a Valentine's Day message.

Prince William and Kate Middleton showed a rare public display of affection as the royal couple marked Valentine's Day with a kiss.

Romance is in the air for the Prince and Princess of Wales and Duke and Duchess of Sussex who have posted pictures to mark Valentine’s Day. William and Kate and Harry and Meghan were featured in photographs exchanging kisses on February 14 – the one day of the year reserved for lovers across the globe.