Prince Harryis back home!

After completing hisshort day trip to the Netherlands, the new dad attended the Pageant at the Royal Windsor Horse Show on the grounds of Windsor Castle on Saturday.

Harry, who welcomed his first child, sonArchie Harrison Mountbatten-WindsorwithMeghan Markleon May 6, was all smiles at the event, which marks the 200th anniversary of Queen Victoria’s birth.

Of course, Windsor Castle was the place where the first-time parentsstepped out with their newbornat St. George’s Hall. (Windsor Castle was also where they had their royal wedding reception!)

Steve Parsons/PA Images via Getty Images

The Duke of Sussex attending the Pageant at the Royal Windsor Horse Show in the grounds of Windsor Castle. The Pageant marks the 200th anniversary of Queen Victoria’s birth. (Photo by Steve Parsons/PA Images via Getty Images)

Saturday marked the fifth day since Harry and Meghan welcomed their son into the world.

Taking things to an even more touching level, within the phrase there was an even more touching message highlighted in yellow lettering, which read: “I Am Daddy.”

The Duke of Sussex attending the Pageant at the Royal Windsor Horse Show in the grounds of Windsor Castle. The Pageant marks the 200th anniversary of Queen Victoria’s birth. (Photo by Steve Parsons/PA Images via Getty Images)

The Duke of Sussex attends the Pageant at the Royal Windsor Horse Show in the grounds of Windsor Castle. The Pageant marks the 200th anniversary of Queen Victoria’s birth. (Photo by Steve Parsons/PA Images via Getty Images)

During the trip, Harry also discussed how fatherhood was the “best thing he will ever do” while speaking with his pal JJ Chalmers, who is a former Invictus star and broadcaster.

source: people.com