Lady Kitty Spencer makes a second rare public outing with her husband, Michael Lewis, in a matter of weeks

When it comes to social media, Lady Kitty Spencer reigns supreme. Whether it’s an insider’s look at the unparalleled glamour of a Dolce & Gabbana afterparty in Rome, holiday snaps from the Hamptons with her daughter, Athena, or a get-ready-with-me video before her red carpet appearance at Cannes Film Festival,…