The couple Theo Campbell and Olivia Kaiser shared a dreamy lakeside photoshoot and revealed their December due date on Instagram.

Theo Campbell and Olivia Kaiser to Welcome Baby in December

July 08, 2025: Theo Campbell, a Love Island UK alum, and his partner Olivia Kaiser, the Season 3 winner of Love Island USA, confirmed they’re expecting their first child together in a heartfelt Instagram announcement on July 6 .

Adorable Announcement

The duo released a series of romantic photos featuring them dressed in white, set against a serene lake backdrop. In one tender shot, Olivia cradles her bump while holding an ultrasound image. Another frame highlights a baby onesie emblazoned with “coming soon” and a décor board that reads “Our little adventure begins Dec. 2025.” They captioned it, “Our sweetest little secret … We’ve been enjoying some time off the grid — embracing the quiet, the love, and the magic of what’s to come. Now it’s time to let you in on the journey. Our little one is arriving soon.”

 

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A post shared by Olivia Kaiser (@oliviaannkaiser)

Due Date & Details

Olivia later confirmed via Instagram Stories that she is “just shy of five months pregnant”, with their baby anticipated to arrive on December 5, 2025.

Love Story & Family Highlights

The couple met on MTV’s The Challenge: Battle of the Eras in 2024 and began dating officially in June 2024.

This will be Olivia’s first child, while Theo is already a dad to son Aries, born in 2021 from a previous relationship.

Theo paid a heartfelt tribute to Olivia by resharing a 2023 post in which she wrote, “Babies are literally the biggest blessing… working every day to become the best version of myself to be the best mom ever.” He added, “Congrats baby girl you’re gonna be the best mum ever.”

Fan Reactions

Support poured in from friends, family, and former co-stars, flooding social media with congratulations and excitement. On Reddit, fans celebrated “Theo Campbell and Olivia Kaiser are expecting a baby—congratulations to them!”.

 Theo and Olivia’s charming announcement not only marks an exciting new chapter in their lives but also reflects the deep bond they’ve formed since meeting on reality TV. With baby arriving this December, their “little adventure” is well underway—a journey many fans are eager to follow.

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Published by HOLR Magazine

Image Credit: Instagram / theo_campbell91