Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Celebrities take Halloween costumes to the next level by dressing up as fellow stars! From Miley Cyrus channeling Lil Kim to Kim Kardashian as Ariana Grande, check out these jaw-dropping transformations Get ready to be amazed by these A-listers' incredible Halloween costumes!

During Halloween in 2023, Kourtney Kardashian chose to emulate her sister Kim Kardashian by replicating her iconic 2013 Met Gala outfit. Despite being pregnant with her fourth child, Kourtney confidently recreated Kim's floral Givenchy ensemble, reminiscent of the time when Kim herself was expecting her first child, North.

Rita Ora completely transformed herself into Post Malone for Halloween in 2018. She wore a wig, false facial hair, and fake replicas of the famous face tattoos that are distinctive to the artist known for his song "Better Now."

Her portrayal of Post Malone was so convincing that a news outlet mistook her for the Grammy-nominated artist. Ora shared this amusing incident during an appearance on The Tonight Show Starring Jimmy Fallon in May 2019. She recalled seeing the tweet and thinking that someone was going to lose their job for the mix-up. Ora also mentioned that she received numerous tweets from people thinking she was actually performing at the Grammys, to which she humorously responded that it wasn't her.

We rounded up the best photos of celebrities dressing up as fellow celebrities on Halloween over the years. Scroll down to see who became who!

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

During Halloween, fans across the globe embrace the opportunity to emulate their beloved celebrities, and occasionally, even the celebrities themselves derive inspiration from their fellow stars. In 2023, Kourtney Kardashian sought inspiration from her sister Kim Kardashian. Despite being pregnant with her fourth child, Kourtney flawlessly recreated Kim's iconic 2013 Met Gala ensemble, a stunning floral Givenchy creation, as Kim had done while expecting her daughter North.

In 2018, Rita Ora went all out for Halloween by completely transforming herself into Post Malone. She wore a wig, fake facial hair, and replicated the famous face tattoos of the "Better Now" artist. Her portrayal of Malone was so convincing that a news outlet mistakenly thought she was the Grammy nominee. Ora humorously recalled the incident during her appearance on The Tonight Show Starring Jimmy Fallon in May 2019, mentioning that she received numerous tweets about her supposed Grammy performance.

We rounded up the best photos of celebrities dressing up as fellow celebrities on Halloween over the years. Scroll down to see who became who!

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy of Jessica Alba/Instagram

Jessica Alba as Britney Spears

The actress donned a bejeweled nude bodysuit with a blonde wig while channeling Spears’ look from the “Toxic” music video for a Halloweekend party in 2023.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Tonya Brewer

Kourtney Kardashian as Kim Kardashain

The pregnant reality star dressed up as sister Kim at the 2013 Met Gala in October 2023.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy of LA ROSALÍA/Instagram

Rosalia as Bjork

The singer was Björk for Halloween 2023, donning the Icelandic performer’s iconic swan dress from the 2001 Oscars.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Kevin Mazur/Getty Images for Casamigos

Machine Gun Kelly and Megan Fox as Tommy Lee and Pamela Anderson

The engaged couple dressed up as the former lovebirds while attending Casamigos Halloween Party in October 2022.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy of Kerry Washington/Instagram

Kerry Washington as Lionel Richie

The Scandal alum recreated Richie’s 1982 album cover. She also shared a video of herself in October 2022 as the musician singing his hit song “You Are.”

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Michael Kovac/Getty Images for Casamigos

Josh Duhamel and Audra Mari as J. Howard Marshall and Anna Nicole Smith

Credit: Courtesy of Jesy Nelson/Instagram

Jesy Nelson as Pamela Anderson

The former Little Mix singer channeled the sex symbol while celebrating Halloween 2022.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy of Lori Harvey/Instagram

Lori Harvey as Beyonce

The Halloween 2022 showcase featured the diverse array of Beyoncé's ensembles. Harvey meticulously replicated the singer's iconic outfits from her renowned "Me Myself and I" and "Check on It" music videos.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy of Frankie Jonas/Instagram

Frankie Jonas as Joe Jonas

The youngest of the Jonas siblings playfully mocked his brother Joe by imitating the iconic Camp Rockstar look he had while dating Taylor Swift. During a public outing in 2022, Frankie's girlfriend perfectly depicted the "Fearless" songstress.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy of Rachel Zegler/Instagram

Rachel Zegler as Julia Roberts

The West Side Story star embodied Roberts’ iconic Pretty Woman character, Vivian Ward, while preparing for Halloween in 2022.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy Trevor Noah/Instagram

Trevor Noah as The Weeknd

In 2021, the comedian dressed as the "Blinding Lights" crooner, calling himself "The Weekday."

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy Rihanna/Instagram

Rihanna as Gunna

The Fenty Beauty founder dressed as rapper Gunna for Halloween 2021.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy Olivia Wilde/Instagram

Olivia Wilde as Dolly Parton

The Booksmart director went as the country legend while attending the first night of Harry Styles' 2021 Harryween concerts in New York City.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy Kaitlyn Bristowe/Instagram

Kaitlyn Bristowe and Jason Tartick as Megan Fox and Machine Gun Kelly

Credit: Courtesy @israelshoots/Instagram

Anderson .Paak as Bruno Mars

The singer recreated the cover for his Silk Sonic bandmate's 2016 album, 24K Magic, for Halloween 2021.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy of Glen Coco Oropeza/Kourtney Kardashian/Insagram

Travis Barker and Kourtney Kardashian as Sid Vicious and Nancy Spungen

In October 2021, shortly after their engagement, the reality star shared a picture on Instagram captioned as "Till death do us part." The couple incorporated their inner rocker vibes into their couples costume.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy of Ciara/Instagram

Ciara and Russell Wilson as Janet Jackson and Busta Rhymes

For Halloween 2020, the married duo recreated Jackson and Rhymes’ looks from their 1999 music video “What’s It Gonna Be?!”

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Blair Brown

Jacob Elordi and Kaia Gerber as Elvis and Priscilla Presley

In 2020, the Euphoria actor dressed as the King of Rock ‘n Roll while the model went as Elvis’ former wife. 

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy of Margot Robbie/Instagram

Margot Robbie as Geri Halliwell

In 2020, the Harley Quinn: Birds of Prey actress embraced the spirit of the Spice Girls by dressing up as Geri Halliwell, channeling the singer's iconic Union Flag dress from the 1990s. Robbie captioned her Instagram pic with, "Spice Up Your Life."

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Jordan Nicholson

Ciara as Meghan Thee Stallion

The “Goodies” singer transformed into Meghan for Halloween in 2020 by reimagining the rapper’s iconic cover look from her “Girls in the Hood” single.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy of Emily Ratajkowski/Instagram

Emily Ratajkowski

During her pregnancy in 2020, the model drew inspiration from Demi Moore's renowned maternity photoshoot captured by Annie Leibovitz for Vanity Fair in 1991. Moore, who was anticipating the arrival of her second child, Scout Willis, with her then-spouse Bruce Willis, served as a source of inspiration for the model's own artistic depiction of motherhood.

Kendall Jenner as Pamela Anderson

Jenner, the star of Keeping Up With the Kardashians, opted to transform into Pamela Anderson this Halloween in 2020. Jenner meticulously recreated the iconic appearance of the Baywatch actress from her 1996 movie Barb Wire.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy of Mindy Kaling/Instagram

Mindy Kaling as Reese Witherspoon and Kerry Washington

The Office alum played double duty in 2020 when she dressed up as Reese Witherspoon and Kerry Washington’s Little Fires Everywhere characters.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: David M. Russell/ABC Entertainment(2)

Kelly Ripa and Ryan Seacrest as Carole Baskin and Joe Exotic

During a pre-Halloween episode of Live With Kelly and Ryan in 2020, Ripa and Seacrest transformed into Tiger King stars Carole Baskin and Joe Exotic, respectively.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy of Ciara/Instagram

Ciara as Cardi B

In 2020, the singer of the hit song "Level Up" along with her son, Future, decided to pay tribute to the popular hip-hop power couple, Cardi B and Offset, for Halloween. To their surprise, their costumes and performance caught the attention of none other than Cardi B herself. She was so impressed that she even shared a video of the mother-son duo rapping along to her famous track "Drip."

"I'm absolutely amazed! It's incredible! I'm extremely excited!" Cardi expressed on Instagram. "I've been a huge admirer of @ciara for a while, and my admiration grew even more after our meeting! She is the sweetest and kindest person on the planet! A genuine gem! Remaining kind and humble was my wish!"

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Michael Kovac/Getty Images for Casamigos

Nina Dobrev as Billie Eilish

At the 2019 Casamigos Halloween party in Beverly Hills, California, Vampire Diaries actress Nina Dobrev transformed into pop star Billie Eilish, showing off her impressive costume.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Michael Kovac/Getty Images for Casamigos

Jessica Biel as ’NSync-era JT

Jessica Biel paid tribute to her husband's past success by donning a comical 'NSync group costume at a festive gathering in October 2019. The entertaining moment took place at the Casamigos "Brought to You By Those Who Drink It" party, where Justin Timberlake, dressed as a colossal microphone, was also present.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Kevin Mazur/Getty Images for Casamigos

Lisa Rinna as Jennifer Lopez

The Real Housewives of Beverly Hills star, Rinna, gave JLo a run for her money by donning a remarkable replica of the singer's legendary green Versace dress from the 2000 Grammy Awards. After catching a glimpse of the photos, the "Hustlers" actress, JLo herself, expressed her admiration for Rinna's stunning appearance!

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

The star of Keeping Up With The Kardashians took inspiration from pop singer Ariana Grande for her Halloween 2018 costume. In October 2019, she shared a throwback photo of the costume with the caption, "No tears left to cry."

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy of John Legend/Instagram

Chrissy Teigen and John Legend as Queen Elizabeth and Prince Philip

For Halloween in 2018, the longtime couple took inspiration from the British Royal family when they dressed up as Queen Elizabeth and Prince Philip.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Jo Hale/Redferns

Rita Ora as Post Malone

“Let's kick off Halloween in style... postttyyyyyy I LOVE YOU BRO @postmalone...ratatatatataata wassssss gooood!!” wrote the “Your Song” singer in an Instagram post from October 2018, accompanying a photo of herself impersonating the rapper.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Kevin Mazur/Getty Images for Casamigos

Harry Styles as Elton John

The bedazzled Dodgers uniform that John wore during a performance at Dodger Stadium in 1975 was recreated by the former One Direction member. The look received approval from the "Tiny Dancer" singer, who wrote, "Now that's what I call a Halloween costume," on Instagram in October 2018.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Hamid Photography

Gabrielle Union as Gwen Stefani

The actress’ look for her birthday party in Miami, Florida, in October 2018 was inspired by No Doubt’s “Spiderwebs” 1996 music video. 

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Media Punch/INSTARimages.com

Jenna Ortega and Asher Angel as Ariana Grande and Pete Davidson 

The Disney darling and her boyfriend dressed up as the pop star and the comedian in October 2018, just weeks after Grande and Davidson called off their engagement. 

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit:

Lisa Rinna as Erika Jayne 2018

Rinna channeled her Real Housewives of Beverly Hills costar for Halloween 2018. “Lisa Rinna WON Halloween!!!” Jayne wrote on Instagram at the time. 

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Neilson Barnard/Getty Images for Casamigos Tequila

Kim Kardashian and Jonathan Cheban as Sonny and Cher

The reality TV star and her bestie dressed as Sonny and Cher for a ‘70s themed Halloween bash in 2017. 

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

The couple chose to honor a previous famous pair for Halloween in 2018, donning costumes that replicated the actress and the rocker's ensemble at the 2002 American Music Awards.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy of Martha Stewart/Instagram

Martha Stewart as Marilyn Monroe

In 2016, the lifestyle guru went as the late icon Marilyn Monroe.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy Kylie Jenner / Instagram

Kylie Jenner as Christina Aguilera

Jenner decided to pay homage to Aguilera by replicating her iconic look from the 2002 music video "Dirrty" during Halloween 2016. The pop star praised Jenner's portrayal by commenting, "YAASSSSS.....Killin it @kyliejenner," on an Instagram post featuring a photo of the reality star. She further encouraged Jenner's interpretation of "Dirrty" by exclaiming, "Yes to dirrty 2016!! Get it girl!!!"

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy Nina Dobrev / Instagram

Taylor Lautner and Nina Dobrev as Ryan Lochte 

The Twilight actor and Vampire Diaries alum both channeled the Olympian in October 2016. 

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy of Aziz Ansari/Instagram

Aziz Ansari as The Weeknd

For Halloween in 2015, the Parks and Recreation alum went as The Weeknd.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy Miranda Kerr / Instagram

Miranda Kerr as Marilyn Monroe

The model looked nearly identical to the late star in October 2015. 

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: AB Images / Barcroft Media / Barcroft Media via Getty Images

Victoria Justice as Amy Winehouse

The Nickelodeon alum dressed up as the late singer for Halloween in 2015.

Star-Studded Halloween: Celebrities Transform into Fellow A-Listers - Miley Cyrus, Kim Kardashian, and Many More

Credit: Courtesy Paris Hilton / Instagram

Paris Hilton as Miley Cyrus