They're long-time BFFs, so it was no surprise Gwyneth Paltrow turned up to support Stella McCartney at her latest fashion presentation.
Designer McCartney took over Amoeba Music in Hollywood to showcase her Autumn 2016 collection, and a whole host of top celebs were on the guest list.
But who wore it best on the red carpet? You decide!
From Katy Perry's green velvet turban to Nicole Richie's dramatic new haircut - let us know what you think of the looks below with our Tinder-style swipe gallery (left for no, and right for yes!):