A touching video shows , 40, challenging a 10-year-old boy to a tubing contest at the . The raced against schoolboy Hamish Greenstreet down the slopes in Whistler, celebrating his victory with an exuberant "yes!" at the finish line.

Hamish, whose father is competing for Team Australia, met the Prince and Meghan Markle at a friends and family event on Tuesday morning. Despite admitting he was "a bit nervous" about racing Harry, Hamish described the experience as "really fun" and "exciting".

When asked if he had ever met a prince before, he responded: "Hell no!"

Earlier, Hamish had encouraged Meghan to "Go down the thrill lane!"

However, the mother-of-two made it clear she was too frightened, responding: "No way!"

View the Instagram video here:

Later, the Duchess completed a ride on the slower lane, as per the exclaiming: "I mean! You guys! Well, we did it!"

Commenting on her husband's antics, she said: "Meanwhile he's racing on the thrill lane with a ten year old!"

Meghan, 43, had earlier shrieked as she began her descent down the snow-covered ramp, confessing: "No, no I really don't want to do this."

This comes after it was revealed that the Duchess will not be accompanying Harry for the remainder of the Games,

Chatting with Taj, the brother of competitor Hamish, the Duchess of Cambridge eagerly inquired: "Did you go down the thrill lane?" To which he replied, "No, I went down the chill one."

Meanwhile, their mother Angela Greenstreet was moved to tears when discussing what the Invictus Games has meant for her family.

In a conversation with Royal commentator Elizabeth Holmes, who received exclusive access, Mrs Greenstreet expressed: "It's been a lot of therapy for my husband, just getting into sport and doing things and realizing it's OK to not be OK.

"I'm very grateful to Prince Harry for speaking out about mental health. He's not a normal guy. Prince Harry's the prince.

"But he suffers just like everybody else, so it's truly amazing that everybody suffers, no matter where you come from.

"Everybody is touched by the military. We're very grateful he's spoken out and made Invictus what it is."

The event also saw Meghan and Harry captured on film strolling together, hand-in-hand, towards the tubing course before Meghan had to depart Whistler promptly to return to California and tend to their children Archie, aged five, and three-year-old Lilibet.

Meghan arrived back in California on a private jet Tuesday afternoon local time, following a five-day stay at the multi-sport event, having landed in Vancouver with Harry, aged 40, last Friday.