Kristin Cavallari And Mark Estes have called it quits seven months after publicly announcing their romance.

A source confirmed the split Us weekly unveiled on Friday, September 27th The hills Star is back on the market and officially single.

Cavallari, 37, and Estes, 24, started their relationship via Instagram in February 2024 Laguna Beach The star shared a photo of the couple together on vacation in Cabo San Lucas, Mexico, with the caption, “He makes me happy 🤍.”

The couple, whose age difference is 13 years, sparked speculation of a budding romance when photos of them together were released TMZ At the beginning of the same month.

Related: The Complete Relationship Timeline of Kristin Cavallari and Mark Estes

The romance between Kristin Cavallari and Mark Estes initially surprised the internet. The Laguna Beach alum sparked dating speculation in February 2024 when she was spotted in Mexico with Estes, according to a snapshot obtained by TMZ. Cavallari made headlines later that month when she announced her relationship with the Montana Boyz member, 13 years her junior. (…)

The following month, Cavalleri revealed that she first noticed the Montana Boyz member via TikTok in September 2023.

“In September I’m scrolling and I come across this boy band, I guess you could call them The Montana Boyz,” she said on her “Let’s Be Honest” podcast in March 2024. “So I go, ‘Holy shit, who are these guys?’ Because they are so hot. Especially this one, which I will refer to as “Montana.”

Cavallari said she received a message from the Montana Boyz account saying “I love you” and that she invited the group to join her podcast.

“That attraction was always there, but when I met him I thought he was actually a really nice, good guy,” she said. “He’s very sweet from the jump. He was so sweet to me.”

Cavallari also spoke about the controversial age difference between her and Estes and the criticism she has received for it in the same podcast episode.

“Dating a 24-year-old wasn’t what I was looking for. This is something I never thought would ever happen at all,” Cavallari said. “I understand what it looks like to the outside world. I really do. I understand that. He’s not your typical 24-year-old.”

Earlier this month, Cavallari and Estes spoke candidly about their sex life on the Let’s Be Honest podcast, with Estes telling her, “You’re easily the best sex I’ve ever had.”

Cavallari returned the compliment on the podcast released in early September, responding that Estes was also her best sex ever.

“I think it’s a lot of things. I think sex for women gets better as we get older,” she explained. “Because I think that when you’re in your early 20s and stuff, women are insecure in a lot of ways, worried about your body or how you look. I’ve put all that behind me and believe I’m more physically present during sex than ever before. And I feel so incredibly attracted to you. And I just think we have really hot sex.”

Before her relationship with Estes, Cavallari was married to a former NFL player Jay Cutler for seven years before they separated in 2020 and finalized their divorce two years later. They have sons Camden and Jaxon and daughter Saylor, whom they welcomed in 2012, 2014 and 2015.