In a heart-warming post, Princess Eugenie took to Instagram to celebrate Jack Brooksbank's birthday, at the same time revealing her adorable nickname for her husband. Sharing a carousel of cherished moments, the Princess penned a heartfelt message: "Happy Happy Birthday my love. Always making joy wherever you are." The series of pics included snapshots of the couple donned in elegant black-tie attire at a glamorous event, Jack enjoying playful moments with their son against the backdrop of a beach, and the duo sharing a picturesque moment against a stunning sunset.