On their 17th wedding anniversary, Joan posted a tribute to her husband on social media to commemorate the day, writing: “Celebrating 17 wonderful fun-filled happy years today! #happyanniversary and #congratulations to my #hubby!.”The couple does not have any children together, however, Percy is step-father to the movie star's children, Tara Newley Arkle, Alexander Newley, and Katyana Kass.The acclaimed author admitted she hadn’t been so lucky in her own marriages previously.Joan has tied the knot five times and she labelled some of her exes as “pathetic gold-diggers”.She penned in a column for the Daily Mail back in 2008 amid Madonna’s divorce from Guy Ritchie: “I despise men who think they deserve money from a woman.“The material gal did.