They were hitting the town to celebrate the launch of fashion photographers Mert & Marcus.
So Kendall Jenner, 21, was naturally keen to put on her very sexiest display while attending the star-studded bash, where she was showing off her enviable decolletage in a low scoop necked mini dress on Thursday night.
She was joined by the equally stunning Bella Hadid, 20, who went for a more kooky look as she wore a denim dress with an equally daring neckline while cinching in her tiny waist with a funky Chanel belt.