Dorinda defends herself against accusations that she might have a drinking problem. The ladies discuss Luann's obvious absence and share their observations of her recent behavior. Tinsley reveals startling details about her relationship with Scott. And Bethenny and Carole dive into what caused the seismic shift in their friendship and call each other out for comments made both on and off the show.

Catch a special episode of "The Real Housewives of New York City" featuring additional content, exclusive fun facts and behind-the-scenes insight about the cast vacation.