Two of celebsville's most favourite babies met this weekend.
And it was far from your average play date.
Little Kingston Rossdale and Shiloh Nouvel Jolie-Pitt made their first acquaintance thanks to their famous mums and dads.
New parents Angelina Jolie and Brad Pitt had Gwen Stefani and Gavin Rossdale over to their Santa Barbara holiday home - how civilised.
The dads enjoyed a spot of jet-skiing while the mums, wearing matching baby slings, had a good old chinwag.
Angelina and Brad's adopted son, Maddox, also had some fun in the water, and their toddling daughter Zahara pottered around in the sun.
And, with two of the most famous families around having a social, the security made Buckingham Palace look like a corner shop.
Security guards on dune buggies surrounded the California retreat - along with extra dogs - while patrol boats scanned the seas for signs of unwanted intruders.
Just imagine the scene come Shiloh's first birthday party...
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