Eva shared a fun photo of the trio on Twitter, in which Victoria is seen leaning in to to kiss Ken on the cheek while Eva is sitting on his lap.
"Great dinner with my girl @victoriabeckham and the best hairdresser in the world @kenpaves," she wrote.
Eva and Ken has been spotted enjoying lunch together at Le Chine Wok restaurant in Los Angeles just few days earlier.
Celebrity favourite Ken has worked with stars including Kim Kardashian, Lady Gaga, Jennifer Lopez, Jessica Simpson and Lindsay Lohan.
Victoria also tweeted a photograph of herself holding up Ken’s new book You Are Beautiful. The former Spice Girl is quoted on the cover saying, "Ken has the most amazing gift to make women feel beautiful inside and out."
When Victoria and the Spice Girls performed at the closing ceremony at London 2012, Ken flew from Los Angeles to work with her. He described it as "one of the most amazing moments from my career."
"It was a once-in-a-lifetime opportunity," he said.
Victoria, who returned to live with her family in London earlier this year, has been on a break in LA. She has spent time with Ken, who is one of her best friends, and he previously shared a photo of her smiling after they went on a hiking trip.
"So glad to have you back!" Ken wrote on Twitter. "So much fun hiking and laughing in the LA sunshine with @VictoriaBeckham."