Mischa Barton & 'The Hills' Co-Stars Attend MTV Movie & TV Awards 2019

Mischa Barton steps out in style for the 2019 MTV Movie & TV Awards on Saturday (June 15) at the Barker Hangar in Santa Monica, Calif.

The 33-year-old The Hills newcomer was joined at the awards show by her co-stars Heidi Montag and husband Spencer Pratt along with their 1-year-old son Gunner.

Fellow cast members at the event included Audrina Patridge, Justin Bobby Brescia, Brandon Lee, Jason Wahler and wife Ashley, Frankie Delgado and wife Jen, along with Brody Jenner and wife Kaitlynn Carter.

The Hills: New Beginnings premieres on Monday, June 24 on MTV – check out the latest promo here!

FYI: Ashley Wahler wore Jovani. Audrina is wearing a Liven Co. snake ring, and a Zoe Lev “X” ring.

25+ pictures inside of the co-stars at the awards show…