Throwback Thursday: celebrity Halloween costumes 2016

The queen of social media got “Diiiiiirty.” “Can I be XTINA forever?” asked the scantily clad reality star. (Photo: Instagram)

The pop princess went all out for Kate Hudson’s annual Halloween bash when she dressed as 2016 Democratic presidential candidate Hillary Clinton. Perry, who made it clear she was with her, shared a photo of the work that went into the costume: “Having a little pre party before I take office,” she cracked on Instagram. “#IMWITHME.” (Photo: Instagram)

Perry’s boyfriend at the time went as now-President Donald Trump. (Photo: Splash News)

Queen Bey added to her Halloween fun with multiple costumes. For one outfit, she was a perfectly packaged Black Barbie, looking shiny and perfect. (Photo: Instagram)

The fashion mogul and hubby Eric Johnson got Grease-y! She joked that they were, “Danny Zuko and ‘Sandra Double Dee.'” (Photo: Instagram)

The model decreed there would be no prosthetics and heavy makeup for her in 2016. Instead she enlisted five look-alikes and went to her own Halloween bash as Heidi and her five clones. Genius. (Photo: Neilson Barnard/Getty Images for Heidi Klum)

The comedian and her boyfriend at the time, Ben Hanisch, totally nailed their Stranger Things-inspired costumes. They even rode around NYC on bikes! “Stranger things #happyhalloween from Eleven and Dustin!” wrote Schumer. (Photo: Instagram)

Winter’s motto seems to be less is more — especially when it’s Halloween! The Modern Family star stepped out in a skimpy bustier bodysuit branded with a scarlet letter “A,” just as Emma Stone’s character Olive did in the flick Easy A. (Photo: Instagram)

Hmm, the rapper was probably the only one who dressed as… well, we’re not sure what exactly, as he partied at the massive celebration in West Hollywood. (Photo: AKM-GSI)

Tour mates Jonas and Lovato were part of a Wizard of Oz group costume at a Beverly Hills bash. (Photo: AKM-GSI)

How things change in a year! Back when they were still a couple and stars of Rob & Chyna, they dressed as mace- and machete-wielding crazies. “Find somebody that’s just as crazy as you!” Chyna joked about the pic she posted… which has since been deleted. (Photo: Instagram)

The power couple and their son, Silas, were an adorable walking advertisement for Timberlake’s most recent movie, Trolls. (Photo: Instagram)

Heidi Klum’s annual big bash brought together this trio. The tennis star (and future mom) rocked lots of neon — and big hair — as a fitness guru, while the race car driver was spot-on as Heath Ledger’s creepy Joker. As for Being Mary Jane star Union, she dressed up as a race car driver — and seemed to be in good company if she needed any tips. (Photo: Getty Images)

Kylie’s big sister Kourtney and a gal pal dressed as a sexy zombie bride and groom for a Halloween party held at Bootsy Bellows in West Hollywood. (Photo: Bello/Splash News)

LiLo went out in London dressed in one of the year’s most popular Halloween costumes — Suicide Squad’s Harley Quinn. (Photo: AKM-GSI)

The Scream Queens hunk transformed himself into Olympic swimmer Ryan Lochte — who was all the talk in 2016 — silver hair and all! (Photo: SMXRF/Star Max/GC Images)

Dobrev, right, had the same idea when she and a friend dressed as disgraced U.S. Olympic medalists Lochte and Jimmy Feigen. (Photo: AKM-GSI)

On Halloween night, Swift (disguised as Deadpool) and her squad, including models Gigi Hadid and Martha Hunt, made for a motley crew. “Happy Halloween from Deadpool, a Cub Scout, Martha Brady, a space cadet, a granny with a lost cat, black swan, and a birthday girl dressed as a cat,” she shared with fans in a post she wiped along with all her social media in August. (Photo: Instagram)

Sandler put as little effort as possible into his costume by wearing a velvet pizza hat. Couldn’t he have at least thrown on a red shirt? (Photo: AKM-GSI)

Inside Hudson’s party, the actress and her friends took guests back to the Old West in their saloon girl costumes. She captioned this snap, “It’s time to party! Before we put the phones away we want to thank @absolutelyx for sponsoring this year.” (Photo: Instagram)

The Oscar winner must have been howling at the moon in his werewolf mask. (Photo: AKM-GSI)

Hilton and Richie 2.0 were out together in force once again. While the iconic socialite showed off her gams as a risqué Alice in Wonderland at a party, Nicole’s little sis (and future Scott Disick gal pal) made a race car ensemble sexy, by lowering the zipper to engine-starting levels. (Photo: Gabriel Olsen/WireImage)

The couple that dresses together, stays together — at least that’s what must have the reality stars must have been thinking when they went as Mark Antony and Cleopatra. They were wrong. (Photo: AKM-GSI)

Nothing tricky here, just Rowland with her son, Titan, dressed as members of Run-D.M.C. (Photo: Instagram)

“Nurse Martha will see you now!” exclaimed the lifestyle guru. (Photo: Instagram)

The model/actress, who was expecting her third child with husband Scott Stuber, disguised herself as a fortune teller while Stuber cast a spell as Harry Potter. Grey Douglas Stuber was born on Jan. 10. (Photo: Instagram)