Undated handout photo released by Kensington Palace, which was taken by The Duchess earlier this month in Norfolk, of Prince William, Prince George, Princess Charlotte and Prince Louis in new pictures marking both his birthday and Father's Day. Prince William turns 38 on Sunday. Duke of Cambridge 38th birthday, Norfolk, UK - 20 Jun 2020,Image: 534135628, License: Rights-managed, Restrictions: News editorial use only. no commercial use. no merchandising, advertising, souvenirs, memorabilia or colourably similar. not for use after 31 december, 2020, without prior permission from kensington palace., Model Release: no, Credit line: Profimedia