When Dave said he had mutual friends with two of Lauren's exes, she said they were never official boyfriends. However, Dave struggled with the fact that his fiancé was talking with another man shortly before appearing on "Love Is Blind," especially since he hadn't had a girlfriend in four years.

"You see him question my dad and it's his friends and it's his sister, and it's all of these things," Lauren O'Brien tells PEOPLE of ex Dave Bettenburg's reasons for ending their engagementWarning: this story contains spoilers from episodes 1-12 of Love Is Blind season 8.

Lauren O’Brien tells Glamour everything that went down off camera, including a run-in with the guy claiming to be her preshow boyfriend.

This was about you and the way that you treated me," Lauren O'Brien tells PEOPLE of ex Dave BettenburgWarning: this story contains spoilers from episodes 1-12 of Love Is Blind season 8.Lauren O'Brien can pinpoint the exact moment she knew her engagement to David "Dave" Bettenberg was over.

Love Is Blind's Lauren O’Brien revealed how Dave's attitude shifted after their phones were returned. ‘I could feel a shift from him pretty immediately.’

Newly engaged couple Dave and Lauren clash over Lauren's dating history in the latest installment of episodes from Season 8.

Love Is Blind fans are screaming “justice for Lauren” at their TVs — and season 8 star Lauren O’Brien has heard the calls. "I've said multiple times I'm too boring for reality TV," the 31-year-old former teacher told Us Weekly in an exclusive interview with a laugh.

Love Is Blind season 8 couple Lauren O’Brien and David “Dave” Bettenburg struggled through almost all of their time together after leaving the pods. One of their biggest issues was Dave’s sister not approving of his relationship with Lauren,

I t’s probably for the best that Dave Bettenburg and Lauren O’Brien realized they weren’t a good match before they got to their wedding fittings in Love Is Blind season eigh