Princess Eugenie celebrated Father's Day by sharing a throwback photo of her dad. On Sunday, the next royal bride took to Instagram and shared a sweet photo of her and Princess Beatrice planting a kiss on their dad, Prince Andrew's cheek. The Duke of York is visibly delighted as he grins while looking at the camera. In the snap, the two princesses are wearing the same dress with matching ribbons on their hair. Princess Eugenie kept the caption short, "Happy Father's Day," she wrote.