Prince William recently spoke of his fears that he and his wife would be captured on the Velodrome's 'kiss cam' as they cheered on Team GB's athletes.
The popular American trend – in which spectators are urged to kiss when the camera zooms in on them – has been imported for crowds at the London Games.
But luckily, the discreet couple were able to avoid being put on the spot as the Duchess of Cambridge continued her hectic Olympic schedule alone as she watched the men's gymnastics final on Sunday evening.
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It was a rare solo appearance for the brunette who, until now, has been playing talisman along with her fellow ambassadors, Prince William and Prince Harry by her side.
In their absence, an animated Kate cheered for three at the men's individual apparatus event, where Louis Smith claimed silver, and Max Whitlock took bronze after weaving their magic on the pommel horse.
The day before, the Duke and Duchess had front row seats as British Olympians flexed their muscles in a stellar weekend of sport.
Both looked delighted as they witnessed Jessica Ennis win the women's heptathlon on Saturday evening.
Runners Greg Rutherford and Mo Farah also claimed the top prizes during an evening that the nation will never forget.
After swimmer Rebecca Adlington complimented Kate's shoes, the brunette returned the favour by turning out to see her win a second bronze medal for her country in Friday's 800m freestyle event.
The one moment the royals missed out on was Andy Murray's euphoric victory over Swiss master Roger Federer. However, Kate was at the Wimbledon semi-final match which put him on the path to gold.
All the news as Duchess Kate's due date draws close...