Melissa and Teresa prepare to send their daughters to college. Margaret struggles with a heartbreaking milestone. Rachel throws a surprise party for Jen Fessler and the group reunites to celebrate, but tensions flare when Teresa exposes John Fuda's past.

As the group's Jersey shore weekend continues, friendship dynamics take surprising shifts. Bill Aydin awkwardly rejects a birthday party invite, turning issues between Jennifer and Melissa from bad to worse. Teresa and Louie tearfully say goodbye to Gabriella. At Joe Gorga's birthday, tension between Rachel, Margret and Jennifer Fessler reaches a breaking point.