Throughout her life, Princess ... dirty joke birthday card she sent her accountant, Anthony Burrows, in the mid-'90s. The card recently resurfaced as part of a lot that is up for sale at Julien ...

A joke birthday card sent by Princess Diana to her accountant has ... but also a cheeky double entendre that's followed up with the punchline inside the card: 'Only the big ones are worth staying ...

Princess Diana was known for her naughty sense of humour and was constantly entertaining herself and those around her with pranks. And a 'secret' birthday card which has just been uncovered shows ...

Happy birthday to Princess Charlotte ... Duchess Kate released the photo they plan to use for their annual holiday card. The photo was taken two months earlier on the grounds of Kensington ...