Jack describes Eugenie as "incredible", praising her multi-tasking skills and confirming she was far from a "bridezilla" in the planning process.
While it's unclear how the princess will style her hair on her October 12 wedding day (will she debut her own take on the messy bun, à la Meghan Markle?), she's been known to wear her hair in a curled blowout parted on the side.
Also spotted outside Windsor Castle was a floral delivery featuring pink roses, though the overall floral theme for the wedding remains under wraps. She was photographed on the street with her new look, a bare face with a nude lip, and a little pre-wedding day glow.
It is thought Princess Eugenie's wedding would not attract enough viewers to warrant a live broadcast. The couple, who exchanged vows in May at Windsor Castle, have spent their first few months as a married couple finding their feet in public life and developing celebrity friendships with A-listers like George and Amal Clooney.
The couple were engaged in February after seven years of dating. "He would have to reach out to her and I think their relationship became a lot more distant then and that hurt his feelings".
He and his mother cultivated a strain of cannabis called Markle Sparkle prior to the royal wedding.
Her elder sister Princess Beatrice, the maid of honor, will also deliver one of the readings, an extract from "The Great Gatsby". Part of the draw will be the chance to catch a glimpse of the queen and other royals, including William and his wife Kate, the Duchess of Cambridge, and their two young children, Prince George and Princess Charlotte. If you're not instantly familiar with the name, Trevor also happens to be the ex-husband of Duchess of Sussex, Meghan Markle, so there's that.
The queen, who has only just returned from an extended summer holiday in Scotland, plans to host a champagne luncheon for the newlyweds shortly after the ceremony, and a second reception will be held that night.