'It didn't go well,' he said.
He also opened up about the possibility of his son, Prince George, playing soccer in addition to his royal duties.
Amelia got engaged to Greg Mallett on July 22.
The Duchess of Sussex and the Duchess of Cambridge's complicated relationship is detailed in a new book.
ET’s royal expert breaks down why Meghan Markle and Prince Harry’s relationship with the royal family could be further impacted.
The royal made a rare public outing on Tuesday at several London locations.
ET’s Royal Expert Katie Nicholl breaks down Meghan and Harry’s move to LA, and why they’re still struggling with the transition.
Royal expert Katie Nicholl tells ET that it's clear the authors of the new book 'have spoken to numerous sources' close to the couple.
The new book 'Finding Freedom,' written by two royal reporters, takes a look at the couple's decision to break free from the monarchy.
Royal expert Katie Nicholl tells ET the royals were 'sorely mistaken' in thinking they'd have more privacy in America.
The Duke of Cambridge worked with the former soccer star to discuss his new mental health initiative.
A spokesperson for the Duke and Duchess of Sussex tells ET that the couple did not contribute to the book.
'Finding Freedom' attempts to offer insight into Prince Harry and Prince William's reported rift.
A spokesperson for the Duke and Duchess of Sussex tell ET that the couple did not contribute to the book.