The Duchess of Cambridge's latest trip to Wimbledon turned out to be a real family affair.
Not only was she with her husband Prince William, her parents Carole and Michael Middleton also attended the tournament and sat near them in the Royal Box.
Tennis is clearly a sport that the Middleton family loves, with Kate, her parents, and her sister Pippa and brother James all regulars at SW19 over the years.
But one year, Kate revealed she was left "mortified" after her dad Michael was involved in an embarrassing mix-up.
The duchess revealed the cringeworthy story in a 2017 BBC documentary called Our Wimbledon presented by sports host Sue Barker.
She told Sue how her dad tried to play it cool in front of the former British number one tennis player Tim Henman.
Kate explained: "My father is not going to appreciate this, but we were walking past Tim Henman and we had just seen [Pete] Sampras play.
"My dad said very coolly: 'Hi Pete'.
"I was mortified!"
Luckily Kate wasn't too embarrassed as last year, it was her dad who accompanied her to the final day of the tournament, where they were both seen taking part in a Mexican wave.
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And yesterday, when they all attended the championship together, Kate was spotted blowing a sweet kiss at her mum and dad.
William and Kate weren't sitting next to her parents, who appeared to be located elsewhere in Centre Court's royal box.
But that didn't stop Kate from blowing a kiss towards her mum and dad with her face lighting up when she managed to clock them in their seats.
TV cameras spotted her blowing the kiss and waving, saying hello after she looked around the box trying to find them.
First off they watched defending champion Novak Djokovic book his place in the men's singles semi finals with victory over Jannik Sinner.
Later William and Kate moved to Court No.1 to cheer on British hopeful Cameron Norrie as he too reached the Wimbledon semi-finals.
South Africa-born Norrie dug deep to come from behind and eventually beat his opponent David Goffin and set up a semi-final meeting with Djokovic.
During the match, William appeared to be caught on camera swearing by eagle-eyed viewers as Norrie slipped up during a service game.
Fans reckon he was spotted saying: "No, no, no, f***' in the Court One crowd.
However, others pointed out that he may well have been saying "for goodness sake" as the camera cut away quite rapidly.
