A not-so-subtle flex of their fashion contact book, the duo's matchy-matchy looks debuted on the Balmain autumn/winter 2020 collection just two days prior after their pal, Olivier Rousteing, delivered the goodies to their hotel rooms.
Kim chose a skin-clinging toffee-brown suit complete with gloves for her husband's 100-strong performance while Kourtney arrived alongside her in a dark brown power shoulder top and co-ordinating trousers.
Reminding us once again that they are America's best-dressed family, the sisters were joined by their daughters, Penelope (7) and North (6), at the gathering.
The US rapper flew his choir in from the US for the intimate Théâtre des Bouffes du Nord performance with his Yeezy Season 8 show set to take place on Monday evening.
Kitted out in all-beige shirts and Yeezy trainers, the get-together was a joyful break from the busy show schedule with famous faces Haider Ackermann, Simon Porte Jacquemus and Olivier Rousteing tapping their feet along.
In the most Kardashian move of all, the sisters hit the Balenciaga front row on their way home before Kim changed into a second Latex look for an impromptu trip to the fairground.
We challenge you to name someone who could make head-to-toe latex look comfortable hiked up on a carousel.