Lauren was surrounded by her close girlfriends at her book party, as well as Miranda Kerr and Kim Kardashian.
Another businesswomen who is a part of Lauren's close inner circle is Tina, who is a multi-hyphenate entrepreneur and pioneer of influencer marketing and luxury skincare.
Jamie, 35, is a celebrity stylist who recently dressed Hollywood actor Jack Nicholson for the SNL50 event, and is also the person who Meghan Markle turned to last year in order to freshen up her image.
Lauren is seen here with entrepreneur Tina Chen Craig, who is a pioneer of influencer marketing and luxury skincare.
However, Lauren also has some very famous pals - in particular Kris Jenner and her daughters Kim and Khloe Kardashian.
