OK! Exclusive Video: Teen Mom 2's Jenelle Evans Reveals The Shocking Reason Nathan Griffith Broke Off Their Engagement!

Jenelle Evans and Nathan Griffith couldn’t be happier when he proposed in St. Thomas in front of his family and friends. But the honeymoon stage of their long-awaited engagement came to an end only days later.

“Everything was good in St. Thomas and then towards the end of the trip his friends weren’t getting along with us,” the Teen Mom 2 star exclusively told OKMagazine.com. “Because of that drama happening it caused tension in between me and Nathan’s relationship.”

His family recording and posting moments from their vacation online caused the fight, which fans will see the aftermath of on tonight’s episode.

PHOTOS: Jenelle Evans Finally Gets Engaged On Teen Mom 2!

With tensions still high between the couple once back home, Griffith accused his new fiancée of cheating when she was out of town for events.

“He thought I was unfaithful,” she said. “Broke up with me because he thought I was unfaithful.”

Kaiser’s father took the split seriously too, as they stayed broken up for four months.

WATCH: Jenelle Evans Rethinks Fighting For Custody Of Jace During Explosive Fight With Nathan Griffith On Teen Mom 2

“He got his own place and everything and now we’re slowly getting back into it,” she explained.

Watch the video above to get an update on Jenelle’s custody battle with Barbara over her oldest son, Jace. Teen Mom 2 airs Thursdays at 10/9c on MTV.

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