David Arquette and Carmen Electra kick it with Perez Hilton at his CD release party at Bootsy Bellows; Caroline D'Amore, Diana Madison, and L.A. media mavens step out for the Rev New Media open house; Courtney Stodden, Shekhar Rahate, and Buzz Aldrin hit up Dr. Ava Cadell's Sizzling Sexy Summer Event; Jennifer Morrison, Vanessa Hudgens, and Audrina Patridge get their hair styled at the Nine Zero One Salon; Julia Louis-Dreyfus, Amy Smart, Ed Begley Jr., and other environmentalist notables support Heal the Bay's Bring Back the Beach Annual Gala; Kerry Washington, Katie Lowes and "Scandal" co-stars walk the red carpet for the season finale celebration—get your final L.A. event rundown of the week in this edition of Last Night's Parties.

Kerry Washington Perez Hilton Audrina Patridge Julia Louis-Dreyfus david arquette Buzz Aldrin Amy Smart Vanessa Hudgens christian serratos Mark-Paul Gosselaar Sharon Lawrence Wynter Gordon Carmen Electra Jennifer Morrison Ed Begley Jr. Caroline D'Amore Robert Knepper Courtney Stodden Guillermo Diaz Diana Madison michelle cho Darby Stanchfield Katie Lowes Tony Goldwyn Hal Sparks Leonard H. Goldenson Theatre Lloyd Klein Eva Universe Scott Foley Janel Parrish Bootsy Bellows Ani Esmailian Perez Hilton CD release party Bellamy Young Jeff Perry Rachelle Carson Sabrina Antoinette Stormi Henley Samuel Larsen Jen DM Sevyn Streeter Winter Rae Lukas Kash Cory Bold Mijo Braxton Olita Rev New Media Studio Open House Mariana Hewitt Nora Gasparian Eve Sarkisian Chenine Lozano Crystal Marie Denha Rebecca Prince Stephanie Bauer Dr. Ava Cadell's Sizzling Sexy Summer Event 2013 Shekhar Rahate Haute Couture Showroom Shekhar Rahate Bonnie Ferguson Plastic Martyr Dr. Ava Cadell Krista Keller Stodden Emii Kelsey B. Dr. Tim Neavin Jacklyn Zeman HairUWear Extension Bar at the Nine Zero One Salon Nine Zero One Salon Nikki Lee Riawna Capri Stella Hudgens Heal The Bay's Bring Back The Beach Annual Awards Gala The Jonathan Club Antonia van der Meer Bethany Joy Lenz-Galeotti Academy Of Television Arts & Sciences' Hosts Season 2 Finale Screening Of "Scandal"