Easter Bunny Gets Into Pre-Holiday Brawl at New Jersey Mall (Video)

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