Khloé Kardashian is giving fans a peek inside the star-studded launch party for Lauren Sánchez’s new children’s book

The “Kardashians” star shared several snaps from the bash via her Instagram on Tuesday, including pics of her mom, Kris Jenner, sister Kim Kardashian and billionaire Jeff Bezos’ fiancée celebrating the milestone release.

The Good American founder, 40, looked chic in a white pinstripe blazer and short set with a white camisole underneath. She slicked back her hair in a half-up, half-down style and added mᴀssive diamond stud earrings and black aviator sunglᴀsses.