It seems Prince Harry made quite an impression on those who completed the South Pole trek with him last year.
"It was a huge privileged to trek with Prince Harry," Parker said. "But having him there, he's just like anyone else on the team.
"He did his bit, he fitted in to the team seamlessly and actually after you get away from the bright lights and the flashing camera bulbs, you really don't see him as anyone else but one of the team.
"Of course he is quite special, but he's an ordinary guy when he's away from the eyes of the world. Having Harry is the difference between us being where we are now and where we would be otherwise, which I think would be significantly smaller."
Meanwhile, Harry and big brother Prince William have been causing quite a stir over the pond in Memphis, Tennessee, where they attended the wedding of close friend Guy Pelly and hotel heiress Elizabeth Wilson.
According to the band who played the reception - the Duke was the "life and soul of the party" and Harry was showing off his dance moves.
Oh we do love Prince Harry... here's why: