He even released the song "Diana", with lyrics boasting how the princess drove him "wild", how she is the "queen" of his dreams and questioning what she was doing with a guy like her husband.
The young pair were joined today by Spanish nanny Maria Borallo as they watched the display.
Kate Middleton at Princess Charlotte's christening. At her insistence, William, followed by his brother Prince Harry, became the first heir to "begin his schooling outside of a palace", Newsweek's George Hackett wrote in 1985.
Nevertheless, only time will tell.
Princess Charlotte has charmed her adoring fans at recent royal engagements-waving to photographers outside the hospital on the day she met her new baby brother Louis and doing somersaults in the grasswhile watching her father play polo.
Finally, England and Croatia have chance to banish semi blues
France and Belgium muscled their way past big teams to reach the last four, and fought out a tight battle last night. Several players who are not members of the current team are still under investigation over possible drug offences.
The Choir of Her Majesty's Chapel Royal performed This is the day which the Lord hath made, which was composed for The Duke and Duchess of Cambridge's wedding in 2011, and Suo Gan, a traditional Welsh lullaby.
The Duke and Duchess look so happy - do you have a message of congratulations for the young royal family?
It might have been Prince Louis' christening on Sunday, but there's no denying that his big sister Princess Charlotte stole the show. The little prince wore the same gown his older siblings wore to their christenings and continued the tradition.
Prince William could then be heard telling Charlotte: "Well done".
While there is still intense public interest in the newlywed Markle and Prince Harry, the couple kept a low profile behind Prince William, Kate Middleton and their three children as they arrived at the Royal Chapel at St. James's Palace.
Violent protests and looting in Port-au-Prince, Haiti as gas price uproar continues
They were planning to meet up with another group of volunteers from the organization, but current conditions made it impossible. In a report, they wrote that the capital was been "paralyzed". "We have chosen to stay safe and sound here in Neply".
And little Charlotte couldn't resist sticking her tongue out at crowds while stood alongside her brother - who also pulled a face or two.
Pelly, who has been a loyal friend to both Prince William and Prince Harry despite a reputation for encouraging them astray, has previously run night spots including Mahiki and Whisky Mist.
Following the service, guests were invited to a private tea at Clarence House, home to Prince Charles and his wife Camilla.
While William was also dressed in full RAF uniform, his ensemble differed slightly to Harry's by wearing a blue sash across his body.
Manchester United boss Jose Mourinho hails 'mature' Paul Pogba
Deschamps also recalled France's defeat to Portugal in the Euro 2016 final in Paris two years ago, and revealed it's still weighing on the team.