Four-year-old's father, Prince William, accompanied his eldest child to Thomas's Battersea.
Royal commentators claim that the timing is surprising as William's workload is set to increase.
Long-lens paparazzi shots of the Duchess of Cambridge were taken in southern France in 2012.
Verdict will be reached today (5 September) after five years since the photographs were taken.
Brenda from Bristol reacts to Royal baby news: "You're joking... another one!?"
Bookmakers Paddy Power are offering 20/1 the new royal offspring will be named after its late grandmother.
Symptoms, causes and treatment of the most debilitating form of morning sickness.
The F1 racing driver paid tribute to the Princess on the 20th anniversary of her death.
Duchess of Cambridge's sister tied knot with hedge fund manager in May.
Former GMTV host broke the news of Princess Diana and Dodi al-Fayed's deaths in Paris crash.
Tot is having great fun learning how to dance, which was one of her late grandmother's favourite hobbies.
The royal couple had baby plans since welcoming Princess Charlotte in 2015, per reports.
Duchess of Cambridge was in high spirits in the White Garden with her husband and brother-in-law.
"I still feel very angry that we were not old enough to be able to do more to protect her."
The princess's sons will remain out of public sight in Balmoral on the anniversary.
Duke of Cambidge isn't so keen on the idea of expanding their brood.
'December they can announce the engagement and they'd be free to marry next year,' says Darren McGrady.
US actress is famed for her slender physique.
But are selfies allowed?
Nothing has been confirmed by Clarence House regarding Queen's alleged abdication plans.
Could this be why Prince Harry is head over heels?
Ant McPartlin has described his recovery from addiction to painkillers and alcohol.