He has unfinished business in the UK.

Specifically,The Sunreports that he’s hoping to attend his grandmother’s birthday party, first.

Prince Harry and his grandmother are,apparently, tight.

Prince Harry in gray suit

They’re so close that the queen famously sentArchiea waffle maker for Christmas (viaTown & Country).

We can only speculate, but Prince Harry sticking around is probably good news.

Don’t hold your breath, butHarry and Williamjust might be on the way to patching things up!

Prince Harry and Prince William at Prince Philip’s funeral

Something is something, right?

What, exactly they talked about remains a mystery.The Sunsays the three held a two-hour conversation at Windsor Castle.

There is one, perhaps revealing clue as to the conversation’s productivity.

Prince Harry walks behind Prince Charles

Page Six’ssources tell it a little differently, however.

As for whether or not the three succeeded in making headway?

“It’s still early days,” a source told Page Six.

“There’s a way to go.”

These travel plans have no doubt prevented any further, personal conversations between father and son.

Prince Charles' presence at his mother’s 95th birthday get-together is probable.

But even if Harry and his fatherdoreunite for the occasion, no alone time is guaranteed.

UK gossip columns think that it’s Charles who isn’t ready to patch things up with his son.