Paris Hilton poses with childhood photo for Hugo Boss ad

She celebrated the birth of her first child via surrogate earlier this week.

And Paris Hilton engaged in some nostalgia after the big life change on Thursday when she shared a photo of herself posing with an adorable photo taken when she was just a little girl.

The 41-year-old socialite was joined by models and stars like Gigi Hadid, Naomi Campbell and Demi Lovato as they shared photos of themselves as kids for a new Hugo Boss summer campaign.

The fashion house unveiled the new campaign on social media on Thursday, while sharing several of the eye-catching portraits on its own social media accounts.

Blast from the past: After welcoming her first child via surrogate, Paris Hilton, 41, joined a Hugo Boss campaign on Thursday in which stars posed with photos of themselves as children .

Paris opted to represent the fashion house in her photo via a navy blue hoodie she wore that featured ‘BOSS’ in block letters across her chest that were enlivened with brown, white and black stripes.

The blonde beauty also wore a set of black fingerless gloves – a style she has returned to repeatedly – while holding up a black and white photo of herself in a dress with a lace white satin collar.

The adorable child version of her showed off a sweet mile and had a lace covered flower placed in her hair.

The House Of Wax actress accessorized her old photo with her long hair in thick curls that cascaded to her shoulders.

Sweet: Paris was getting back to business after revealing that she had welcomed her first child.  On Tuesday, she shared a photo of her elegantly manicured hand as her new baby gripped her thumb tightly.

Sweet: Paris was getting back to business after revealing that she had welcomed her first child. On Tuesday, she shared a photo of her elegantly manicured hand as her new baby gripped her thumb tightly.

Loved-up: Paris will raise her baby boy - whose name she has not yet revealed - with her husband Carter Reum, whom she married in 2021;  seen in november 2022

Loved-up: Paris will raise her baby, whose name she has yet to reveal, with her husband Carter Reum, whom she married in 2021; seen in november 2022

Paris was getting back to business after revealing that she had welcomed her first child.

On Tuesday, she shared a photo of her elegantly groomed hand as her new baby gripped her thumb tightly.

She was flooded with kind words from her friends and fans on social media, including her former employee and ex-enemy Kim Kardashian.

Paris will raise her baby girl, whose name she has yet to reveal, with her husband Carter Reum, whom she married in 2021.

Superstar: Gigi Hadid was another high-profile star to join the Hugo Boss campaign.  She appeared to be wearing a very pronounced black blazer with no shirt on and was covering her eye—just like all the other famous faces—with the photo of her from the past.

Superstar: Gigi Hadid was another high-profile star to join the Hugo Boss campaign. She appeared to be wearing a pronounced black blazer with no shirt on and covered her eye, just like all the other famous faces of hers, with the photo of her from her past.

What a difference!  Naomi Campbell went for an elegant touch with a brown blazer with peak lapels and a white shirt for her photo.  The old school photo of her showed her with her natural hair tied up, though she opted to wear her hair long and straight in the current image of her.

What a difference! Naomi Campbell went for an elegant touch with a brown blazer with peak lapels and a white shirt for her photo. The old school photo of her showed her with her natural hair tied up, though she opted to wear her hair long and straight in the current image of her.

Gigi Hadid was another high-profile star to join the Hugo Boss campaign.

He appeared to be wearing a pronounced black blazer with no shirt on and covered his eye, just like all the other famous faces, with his photo from the past.

Naomi Campbell went for an elegant touch in a brown blazer with peak lapels and a white shirt for her photo.

Her old-school photo featured her with her natural hair tied up, though she opted to keep her hair long and straight in her current image.

Switching things up: Demi Lovato flipped the script by sharing a current black and white photo and a color throwback of herself

Switching things up: Demi Lovato flipped the script by sharing a current black and white photo and a color throwback of herself

Flower power: Bella Thorne appeared to be wearing the same top, along with a chunky metal heart-shaped necklace, while her young photo showed her wearing an adorable flower-covered headband

Flower power: Bella Thorne appeared to be wearing the same top, along with a chunky metal heart-shaped necklace, while her young photo showed her wearing an adorable flower-covered headband

Short hair, it doesn't matter: Christina Ricci was also a fan of the same blouse.  She contrasted the long hair of her in the childhood photo of her with her severely styled blunt cut bob.

Short hair, it doesn’t matter: Christina Ricci was also a fan of the same blouse. She contrasted the long hair of her in the childhood photo of her with her severely styled blunt cut bob.

Demi Lovato flipped the script by sharing a current black and white photo and a color memory of herself.

She looked effortlessly cool in a Hugo Boss patterned top with her lustrous raven locks slicked back, while her old-school photo showed off a cute contrasting smile.

Bella Thorne appeared to be wearing the same top, along with a chunky metal heart-shaped necklace, while her photo as a youngster showed her wearing an adorable flower-covered headband.

Christina Ricci was also a fan of the same top. She contrasted the long hair of hers in the childhood photo of hers with her severe blunt cut bob style.

Change of pace: Candice Swanepoel wore her long blonde hair up in a ponytail and showed off a sweet smile.  She revealed a slightly more artistic throwback photo that showed her looking into the distance.

Change of pace: Candice Swanepoel wore her long blonde hair up in a ponytail and showed off a sweet smile. She revealed a slightly more artistic throwback photo that showed her looking into the distance.

Sensing a pattern: Former Nickelodeon star Victoria also rocked the same Hugo Boss sweater.

Sensing a pattern: Former Nickelodeon star Victoria also rocked the same Hugo Boss sweater.

Olympic Physique: Riverdale star Charles Melton was also spotted wearing the same shirt, though his photo focused on his chiseled jawline and slicked-back wet hair.

Olympic Physique: Riverdale star Charles Melton was also spotted wearing the same shirt, though his photo focused on his chiseled jawline and slicked-back wet hair.

In the Suit: DJ Khaled completed some of the celebrity portraiture in a simple white 'BOSS' hoodie.  Unlike other stars who posted photos of themselves as children, he appeared to be a teenager in the image, which showed him wearing a black tuxedo.

In the Suit: DJ Khaled completed some of the celebrity portraiture in a simple white ‘BOSS’ hoodie. Unlike other stars who posted photos of themselves as children, he appeared to be a teenager in the image, which showed him wearing a black tuxedo.

Candice Swanepoel wore her long blonde hair tied up in a ponytail and flashed a soft smile. She revealed a slightly more artistic throwback photo that showed her looking into the distance.

Former Nickelodeon star Victoria also rocked the same Hugo Boss sweater. Although the old school photo of her looked remarkably like her now, she showed off bangs in the black and white picture while wearing her long brown locks parted in the middle today.

Riverdale star Charles Melton was also spotted wearing the same shirt, though his photo focused on his chiseled jawline and slicked-back wet hair.

DJ Khaled completed some of the celebrity portraiture in a simple white ‘BOSS’ hoodie.

Unlike other stars who posted photos of themselves as children, he appeared to be a teenager in the image, which showed him wearing a black tuxedo.