AceShowbiz - Kristin Cavallari, 37, and Mark Estes, 24, first sparked romance rumors in February 2024. Cavallari confirmed their relationship on Instagram, expressing her happiness with Estes. The couple met through social media and had been public about their affection.

Despite a recent romantic trip to Greece, where they shared cozy moments and wore matching outfits, the couple has called it quits. The breakup comes just two months after the Greece getaway.

Prior to their relationship, Cavallari was married to Jay Cutler, with whom she shares three children. During her relationship with Estes, Cavallari had expressed her contentment and happiness. However, it appears that they have decided to go their separate ways.

The shocking news came after the pair enjoyed a double date with Kristin's former "The Hills" co-star Jason Wahler and his wife Ashley Wahler. When asked about Mark, Jason had nothing but good things to say. "He's a good dude," Jason exclusively told E! News cohost Keltie Knight at the 2024 People's Choice Country Awards. He even joked that Mark and his Boyz definitely "need their own show."

According to Jason, he reconnected with Kristin when he and Ashley, who share 7-year-old daughter Delilah, made the decision to move to Nashville. "We've all gone out together," Ashley shared, adding they "day party." Showing support for the couple, Jason said, "Dude if Kristin's happy, like all for it." The 37-year-old continued, "He's a really cool guy. He's a really sweet guy."