Photo: Michael Kovac/Getty for Casamigos

BEVERLY HILLS, CALIFORNIA - OCTOBER 28: (L-R) Josh Duhamel and Audra Mari attend the Casamigos Halloween Party Returns in Beverly Hills on October 28, 2022 in Beverly Hills, California. (Photo by Michael Kovac/Getty Images for Casamigos)

The Duhamels have a strong sense of humor.

NewlywedsJosh Duhameland Audra Mari, whowed in September, made light of their age difference — about 21 years — for their first Halloween as a married couple. The actor dressed up as J. Howard Marshall, while his model wife dressed up asAnna Nicole Smith.

BillionaireMarshall married young model Smith in 1994when he was 89 and she was 26, making headlines for the extreme age gap in their relationship. Duhamel, 49, and Mari, 28, who have also garnered chatter about their ages, channeled the couple at the Casamigos Halloween Party in Beverly Hills on Oct. 28.

Duhamel wore a bald cap and suit and used a walker. Mari took a page out of Smith’s book and wore a platinum blonde wig and teeny tiny little black dress. She posted a video onInstagramof their looks, writing, “What age difference? Ladies and gentlemen Anna Nicole Smith & J. Howard Marshall ♥️”

The couple — who gotengagedback in January — tied the knot during a ceremony in September in Fargo, North Dakota.

Duhamel begandating Mari in 2019following hisdivorcefromFergie. The singer, 47,filed for divorcein late May 2019, nearly two years after she and the actorannounced their breakupin a joint statement in September 2017.

Their kids, Presley andKaia Gerber, were also in attendance in costume. Kaia was dressed in aMatrix-inspired black latex suit, with a slicked-back hairstyle. TheAmerican Horror Storiesactress, 21, completed the look with a pair of shades.

Presley, 23, for his part, went as Fred Flinstone, while his girlfriend, Lexi Wood, dressed up as Wilma. The pair posted several snaps of their costume on Instagram, showing off his simple patterned orange matching set in contrast to her daring, midriff-baring white one.

Michael Kovac/Getty for Casamigos

BEVERLY HILLS, CALIFORNIA - OCTOBER 28: (L-R) Josh Duhamel and Audra Mari attend the Casamigos Halloween Party Returns in Beverly Hills on October 28, 2022 in Beverly Hills, California. (Photo by Michael Kovac/Getty Images for Casamigos)

Megan FoxandMachine Gun Kellyalso made an appearance channeling another real-life couple:Pamela AndersonandTommy Lee. Channeling the former couple’s looks at the 1995 grand opening party for the Hard Rock Hotel & Casino in Las Vegas, Fox, 36, sizzled in a two-tone pink and red latex mini-dress with a sweetheart neckline.

She fully committed to the iconic look with a bleached wig, big lips, bigger nails and a glowing fresh tan while showing some PDA with MGK.

MGK, 32, had theMötley Crüedrummer’s aesthetic down in a white tank top showing off a sleeve of tattoos, black leather pants and a layer of black eyeliner to complement his jet-black hair.

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BEVERLY HILLS, CALIFORNIA - OCTOBER 28: (L-R) Megan Fox and Machine Gun Kelly attend the Casamigos Halloween Party Returns in Beverly Hills on October 28, 2022 in Beverly Hills, California. (Photo by Michael Kovac/Getty Images for Casamigos)

Each of Wilson’s pals went as a different version of the classic Barbie doll, with Wilson opting for a Barbie in a pink dress and dark red heels. Andreou threw on some blonde hair to go as Ken, while Montgomery brought out a sparkly pink dress and tall pink boots.

source: people.com