Nick Jonas, who attended and performed at Maxim’s Halloween party, dressed as the Hamburglar. Karma International produced the flamboyant bash with sponsors including Stoli Vodka, Carnivore Cabernet and Coors Light
Along with passing out burgers to the crowd, Jonas delivered an impressive performance at Maxim Magazine’s Official Halloween Party produced by Karma International, featuring The h.wood Group’s “Blind Dragon Ballroom”
A few weeks ahead of Halloween, Cole Sprouse previewed his costume as Milo Thatch from Disney’s “Atlantis: The Lost Empire” on Twitter
Demi Lovato opted for a creative spin on Fetty Wap’s summer hit “Trap Queen” for her appearance on MTV’s “Girl Code Live”
Colton Haynes continued his Halloween tradition of elaborate costumes and prosthetic makeup this year as Ursula from “The Little Mermaid”
Lena Dunham showed off her topical costume as a Planned Parenthood doctor in her weekly online newsletter
Channing Tatum opted for the incognito look with his Winnie the Pooh onesie
Niecy Nash showed up in a simple leopard costume to Maxim’s Halloween party featuring The h.wood Group’s “Blind Dragon Ballroom,” as guests hunted down food by ROKU
“DWTS” pros Val and Maksim Chmerkovskiy Maxim Magazine party, where sponsors included Coors Light, Not Your Father’s Root Beer and Belladonna Sweets
Christina Milian posted a photo on Instagram of her “Grandfathered” castmates decked out in their Halloween best
Fellow “DWTS” dancer Peta Murgatroyd joined the Maxim party, where guests sipped Stoli Vodka cocktails and wine from Carnivore Cabernet
The band Haim appeared on Zane Lowe’s Beats 1 radio show dressed as zombies to tease their upcoming album
Hugh and Crystal Hefner at the Playboy Halloween party
Elon Musk as a pharoah and Sean Parker at the Playboy Halloween party
Singer and fashion designer Aubrey O’Day enjoyed pampering from Organic Face and SB Boutique Salon at the Maxim Magazine party
Paris Hilton at Casamigos Tequila Halloween Party
David Spade at Casamigos Tequila Halloween Party on Oct. 30
Channing Tatum and Jenna Dewan at Casamigos Tequila Halloween Party on Oct. 30
Holly Robinson Peete and Rodney Peete at Casamigos Tequila Halloween Party on Oct. 30
Nicki Minaj gets her tutu on
Melissa Joan Hart and family dressed as “Pinocchio” characters
Neil Patrick Harris and family dressed as “Star Wars” characters
Justin Bieber as Will Ferrell’s “Semi-Pro” character Jackie Moon
Jessica Alba and model Kelly Sawyer as Lisa Kudrow and Mira Sorvino in “Romy and Michelle’s High School Reunion”
Former “Jersey Shore” star Nicole “Snooki” Polizzi and family dressed as “Star Wars” characters