Ashlee and Chanel travel into the city and meet new Princess Casey, a New York City dweller who is anything but the typical Long Island girl. Joey tries to make nice with Amanda after the pool party debacle caused by her friend. Casey opens up about her painful past with Erica but tries to put their issues aside for a group trip to the Hamptons. At Chanel's Shabbat dinner, Casey's anger boils over, turning a peaceful Shabbat into a Shabbacolypse!