The actress, 57, and the model, 23, looked stunning in their shiny outfits as they posed together for photos.
The rapper is now seeking joint custody of his and Mai's 2-year-old daughter amid allegations the TV personality is keeping the toddler from him.
Paltrow's 19-year-old daughter has previously made headlines for trying on some of her mom's famous looks and caused a stir in a polarizing gown last June.
The soccer legend, 48, shared a series of unseen snaps of Posh Spice on social media alongside a lengthy heartfelt caption to mark the start of her 50s.
"I am completely taken by surprise. I mean, I didn’t see this coming. It rips my heart apart because I can only put myself in her shoes," she said.
The model and her husband, John Legend, share four kids between the ages of 8 and 10 months.
"Catherine and I are blessed with the fact that our kids Dylan and Carys still like to travel with us," the actor shared on the "Today" show Tuesday.
The "Fast X" star stepped out with her youngest daughter, who looked stylish in a white dress with a blue, varsity-style jacket.
"I have to go on record and brag for a second that my OB-GYN says that I have the lady parts of a 14-year-old, 'cause it’s intact," she said on her podcast.
The "Beverly Hills, 90210" alum explained that exes "can't expect ... to get along" while raising children together after calling it quits.