Tom Cruise wasn't there to witness his daughter walk down the aisle - but neither were the groom's parents, according to US reports.
Hairdresser Isabella, who was adopted by the Top Gun star and his then-wife Nicole Kidman in 1992, married Max Parker - her partner of less than a year - during a low-key ceremony in London.
The pair reportedly wanted to keep their special day intimate with just a small group of friends.
Despite not getting an invite, the Mission Impossible actor covered the cost of the wedding and the party which took place at the Dorchester Hotel in central London, according to TMZ.
Contrary to some reports claiming Tom didn't attend because Max is not a Scientologist, Isabella and Max are said to have spent Thanksgiving and Christmas with the actor.
The ceremony is said to have taken place at one of the hotel's function rooms.
Although it appears her mum may have been there - she is currently in London as she stars on the West End - it's not known what her involvement in the big day was.
However, her brother Connor - who was adopted by Nicole and Tom in 1995 - isn't thought to have attended, and has made no reference to the occasion on Instagram or Twitter.
The star previously opened up about staying in touch with her two children from her former marriage, and admitted technology was crucial.
She recently told DuTour: "I have four children, so to stay in touch with them is very important... I'm definitely engaged in [the Internet and technology] but I don't let it rule my life.
"My husband [Keith Urban] and I never text each other. We never do. Once in a blue moon, we'll text. But mainly we say, 'I want to hear your voice
