Zombies, Pirates and Unicorns: The Best 2018 Celebrity Halloween Costumes

From Rita Ora's convincing Post Malone costume to Kardashian butterflies, the Daily Beast brings you the best celebrity costumes of 2018.

Ciara as Wakanda Warrior

Beyonce as Toni Braxton

Ariel Winter as Pam Anderson

Wiz Khalifa as Teenage Mutant Ninja Turtle

Gabrielle Union

Lisa Rinna as Erika Jayne

Sarah Hyland and Wells Adams as Taco Bell

Jessica Alba as Betty Rubble

Olivia Munn as Peik Lin from Crazy Rich Asians

Rande Gerber as pilot, Cindy Crawford as flight attendant, and George Clooney as pilot

Jaime King as Joan of Arc

Nas a Michael Jackson

G-EAZY as Two Face

Zoë Kravitz as Zombie

Nicky Hilton as Paris Hilton

Paris Hilton as Spirit Animal

P!nk and Jameson as Pirates

Nina Dobrev and dog as unicorns

John Legend as Prince Charming, Chrissy Teigen as a Unicorn, Luna as a butterfly princess and Miles.

Rita Ora as Post Malone

Kylie Jenner and Stormy as butterflies

Halsey as Poison Ivy

Kendall Jenner as Austin Powers Fembot