Kendall Jenner and Hailey Bieber Wear Two Very Different Takes on the LBD

Kylie Jenner's Family & Friends Step Out For Kylie Cosmetics' 10-Year Anniversary Celebration

Kylie Jenner's family and friends -- including Kim Kardashian, Kris Jenner, and Hailey Bieber -- supported the reality star at her Kylie Cosmetics pop-up event in LA to celebrate 10 years of her makeup brand.

Kendall Jenner and Hailey Bieber Wear Two Very Different Takes on the LBD

Model and beauty mogul Kendall Jenner and Hailey Bieber stepped out to celebrate Kylie Cosmetics’s 10th anniversary.

Hailey Bieber Shines in Elegant Black Dress for Bestie Kylie Jenner

Photo Credit: DUTCH/Bauer-Griffin/GC Images via Getty Images Hailey Bieber looked like a diva in a chic black outfit at her bestie’s Kylie Jenner pop-up event in West Hollywood. The Rhode founder attended the pop-up party, which marked the 10-year anniversary of Kylie Cosmetics, and showed support for her best friend, Kylie Jenner. Hailey Bieber’s black dress featured a deep leg slit and belt detail Take a look at Hailey Bieber’s beautiful black…