2015 Halloween | Entertainment News, Photos, and Videos

Cameron Monaghan shows off his ripped body while going shirtless for his Mad Max: Fury Road war boy costume at the 2015 Just Jared Halloween Party on Saturday (October 31) at No Vacancy in Hollywood.

Also in attendance and showing off some skin was Frankie Grande, who dressed as David Bowie‘s Goblin King character from Labyrinth.

Cameron was seen hanging out with his pal Katherine McNamara, who dressed as Kim Possible and spent time with another Cameron as well, her former Happyland co-star Cameron Moulene. The pair paid a visit to Hasbro’s Dohvinci pumpkin decorating room where they took a shot at creating some 3D art!

Other celebs in attendance at the party included Victoria Justice as Amy Winehouse, Kaitlyn Dever and her sister Mady as the Wayne’s World guys, Zoey Deutch as Cindy Lou Who from The Grinch, Avan Jogia as Blackadder, and Ciara Bravo.

Scott Eastwood gets into the Halloween spirit while attending the 2015 Trick or Treats! Party held at the high rollers’ lounge at the Mandalay Bay hotel on Saturday night (October 31) in Las Vegas.

The 29-year-old Longest Ride star dressed up as Where’s Waldo.

“Still room for one more if you wanna go to Aspen. We are taking a unicorn. That’s right people, a f-cking unicorn!!! Happy Halloween!! Where’s Waldo ??@delanovegas @treatsmag @lagoogs #lasvegas #foundwaldo #hovenvision #unicornlife #gettingwierd,” he captioned an Instagram photo, which you can see below.

The day before, Scott showed off his buff arms while hanging out at Moorea Beach Club at the Delano hotel.

15+ pictures inside of Scott Eastwood celebrating Halloween in Vegas…More Here! »

Mark Salling poses for a photo with JJ‘s editor in chief Jared Eng while attending the 2015 Just Jared Halloween Party on Saturday (October 31) at No Vacancy in Hollywood.

The 33-year-old former Glee actor actually dressed up as Jared and replicated one of his favorite Saint Laurent jackets by bedazzling one himself! One of Mark‘s friends even dressed up as our resident photographer Justin Campbell.

Mark was seen having fun with the Nerf Zombie Strike toy at the party. All of the guests who entered the venue got the chance to shoot the zombie target in the maze outside as well!

Other guests at the party included Chord Overstreet, Drew Van Acker, Grey Damon, Giles Matthey, Edi Gathegi, Chris Galya, Josh Henderson, Jayson Blair, Luke Grimes, Tony Revolori, and social media star Logan Paul.

Joe Jonas and Wilmer Valderrama pose for a photo while hanging out inside the 2015 Just Jared Halloween Party on Saturday (October 31) at No Vacancy in Hollywood.

The guys spent most of the night with each other and they were later joined by pal Derek Hough.

Joe dressed up as Will Ferrell‘s character Chazz Michael Michaels from the movie Blades of Glory while Wilmer just dressed as himself. Derek wore a skeleton costume.

Other guys in attendance at the part included Jake Miller as an Olympian, Brant Daugherty as Clark Kent, Sinqua Wills as Fetty Wap, Ryan Beatty as a greaser, and Travis Tope as a dog, as well as actor Stephen Lunsford and singer Matt Carrie.

There was a Guitar Hero Live room inside the party where guests were able to battle it out to some of the hottest songs out there. See a photo of JJ‘s Jared Eng in one of the booths below!

Gigi Hadid sports super curly hair and tight spandex pants while dressing up as Sandy from Grease for Heidi Klum‘s 2015 Halloween Party held at LAVO on Saturday night (October 31) in New York City.

The 20-year-old supermodel was joined at the annual bash by We Are Your Friends actress Emily Ratajkowski, who dressed up Marge Simpson, and Ashanti, who went as a smurf.

“TELL ME ABOUT IT, STUD. ⚡️ (@jennifer_yepez @monicarosestyle & @erinparsonsmakeup are the real MVPs),” Gigi captioned an Instagram photo.

FYI: The party was sponsored by GSN’s Hellevator and SVEDKA Vodka. Gigi is wearing American Apparel pants.

10+ pictures inside of Gigi Hadid, Emily Ratajkowski, and more at Heidi Klum‘s Halloween party…More Here! »

Beyonce is all smiles and colorful while leaving 1Oak Nightclub after spending Halloween out on the town on Saturday night (October 31) in New York City.

The 34-year-old entertainer held hands with her husband Jay Z, who was also dressed as a character from the 1988 film Coming to America.

Earlier in the day, the couple was spotted leaving Charlie Bird restaurant after attending the Halloween parade downtown with their daughter, Blue Ivy, 3.

In case you missed it, Bey recently dressed up as Storm from X-Men for her pal Ciara‘s Halloween bash.

Sofia Carson is locked and loaded while playing with the Nerf Zombie Strike toy at the 2015 Just Jared Halloween Party on Saturday (October 31) at No Vacancy in Hollywood.

The 22-year-old Descendants actress, dressed as the legendary Audrey Hepburn, was one of the many celebs who picked up with the blasters throughout the evening. All guests walked into the party through a maze and passed by the target range!

Other celebs in attendance at the event included Girl Meets World actress Sabrina Carpenter (as Khaleesi from Game of Thrones), I Didn’t Do It‘s Olivia Holt (as Edna Mode from The Incredibles), Teen Beach Movie‘s Jordan Fisher (as Indiana Jones), Salem‘s Sammi Hanratty, and budding actress Cambrie Schroder.