In case you’ve wondered what brought Heidi Klum, Olivia Wilde, Devon Aoki, Amber Valletta, Rachel Zoe and Demi Moore to party at the renowned Chateau Marmont hotel in Los Angeles last night, the reason was Roland Mouret and his exclusive collection for Net-A-Porter. The London-based designer hosted an intimate dinner to celebrate the launch of six limited-edition mini dresses, all worn by the gorgeous ladies.

Heidi dazzled in royal purple Amitola dress, Olivia wore Seferino in navy, Devon was in Osu dress in tangerine, Amber Valletta in Brisote stripe dress, Rachel Zoe in Zephyr black and silver dappled feather silk biker Jacket and Demi Moore was elegant in Medusa dress in black Check out the dresses at http://www.net-a-porter.com/Shop/Designers/RM_by_Roland_Mouret