It came just days after she danced with Paddington Bear at a special party for kids associated with some of the royals' charities and after she and William, both 35, announced their third baby is expected to be born in April.
As he was welcomed by West Ham vice-chairman Karren Brady, Aston Villa fan William joked: "Right colours, wrong team". "Kate Middleton and prince William prefer to keep the surprise, this time, "revealed a close family of Middleton in the american media".
The Duchess was attractive in a blue double-breasted Philosophy Di Lorenzo Serafini blazer, paired with a pair of black trousers, black suede booties with chunky heels and Kiki McDonough laurel leaf earrings.
Noble was speaking to the Duke and Duchess as they watched practical sports sessions in action, including football, gymnastics, tennis and rugby.
As before, the coming of the mother of prince George and princess Charlotte of Cambridge had not been scheduled nor announced: "She is doing better and wants to do as much as possible, but it decides day to day what she is capable of doing", commented a staff member of the royal city by the site of the Hello magazine. Whether they'll let George do that I don't know! Five years ago, the royal trio set up the Coach Core program on the eve of the 2012 London Games.
Axis Bank shares slump almost 10%; mcap drops by Rs 11709 cr
Percentage of net NPAs also increased to 3.12 per cent in Q2FY18 against 2.30 per cent in Q1FY18. Its net interest margin rose sharply to 4.22 per cent from the year-ago period's 3.96 per cent.
The organisation says 98% of its graduates are in full-time employment or education, while 80% retain strong ties with their employers and continue to engage in community sport.
They royals will take to the London Stadium's pitch-side stage to congratulate young people from London, Glasgow, Wales and Essex on completing the Coach Core scheme.
"Originally I wanted to be a personal trainer but there was nothing around where you didn't have to go to university and I didn't like that route", she said.
He added: "We believe that our graduates here today really are the future of coaching".
For 23-year-old Danielle Fraser, who runs her own gymnastics club after participating in Coach Core, it was a chance to play sport with royalty.