Tension mounts between Melissa and Teresa as they work together professionally. Siggy throws a party, but her anger over the cake haunts Melissa. Danielle reveals a secret to Teresa that could potentially destroy Teresa's friendship with Dolores.
After an explosive fight on their trip, Siggy and Dolores have aligned themselves against Teresa and Melissa. As the girls grow closer to Margaret, the rift between Margaret and Siggy turns ugly. Joe Gorga tries to spend more time with his father.
Teresa struggles with the loss of her mom and the reality of being a single parent. Dolore ex-husband moves back in and Siggy's career aspirations cause friction in her marriage. Siggy introduces Margaret to the group and Danielle Staub returns.