Kelly Bensimon wants to be clear about one thing. She's not crazy -- and that wasn't a nervous breakdown you saw on The Real Housewives of New York City Thursday, as she blew up at her costars during a trip to the Virgin Islands.
"It was a nervous breakthrough," Bensimon tells PEOPLE in an exclusive interview appearing in next week's issue.
More:Television Real Housewives Real Housewives Of New York City Kelly Killoren Bensimon Kelly Bensimon
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