The Real Housewives of New York City: Season 10, Episode 4

10 - 4: War and P.O.S.

Tensions boil over between Dorinda and Sonja at Luann's brunch. At Ramona's dinner party, Tinsley delivers a low blow to Sonja that shocks the whole party. Meanwhile, Luann finds her foot in her mouth with Bethenny and her boyfriend, and Sonja calls out Ramona in a text for not being a true friend.