Teresa struggles with the loss of her mother, and her friends plan a weekend getaway to Boca Raton, Fla.; Dolores' ex-husband moves back in; Siggy introduces Margaret Josephs to the group; tensions flare when Danielle Staub makes her return.

After an explosive fight, Siggy and Dolores align themselves against Teresa and Melissa; the rift between Margaret and Siggy turns ugly; Dolores deals with the challenges of having her ex-husband and their son, Frankie, under the same roof.

Margaret throws a launch party for her purse line, but Siggy and Dolores refuse to attend; Teresa begins to work on a new book; Joe makes a business decision without consulting Melissa; Frank and Dolores spar over the best way to handle Frankie.

As the restaurant opening approaches, tensions mount between Melissa and Teresa; Siggy throws a cocktail party, but her anger comes back to haunt Melissa; Danielle shares a secret with Teresa that could destroy Teresa's friendship with Dolores.

Dolores begins to get serious about her new boyfriend and Margaret starts developing a shoe line. Teresa, Melissa, and Joe prepare for the Gorga's tasting party but Melissa and Teresa get into a huge fight, threatening the progress of the restaurant.

Teresa takes her daughters and her father on vacation to Puerto Rico, but the fun quickly turns into family turmoil; Margaret and Dolores face off; Siggy gets hormone therapy; Melissa and Joe argue over how to parent Antonia.

As Teresa and Dolores try to repair their fragile friendship, Dolores drops a bomb on Teresa regarding Danielle. Siggy hosts a Women's Empowerment Retreat. Margaret and Melissa worry they will feel the wrath of Siggy again.

While at Siggy's retreat, Margaret opens up about her relationship with her step-children, and Teresa talks about her resentment toward Joe. Melissa and Margaret plan a fun surprise, while Siggy and Dolores confront Teresa about a rumour.

Teresa, Melissa, Margaret, and Danielle square off with Dolores, Siggy and Kim D at the annual Posche Fashion Show. Teresa confronts Kim D face to face about the cheating rumours and the women wonder whether they should go to Italy together.

Trying to fix their fractured friendship the girls take a trip to Milan, Italy, but the tensions lead to a blow up fight that may divide the girls forever. Meanwhile, back in Jersey, Joe has a guy’s night.

Still in Milan, Margaret tries to mend her friendship with Siggy; Margaret and Danielle go to a shoe factory to develop Margaret's shoe line; Dolores and Melissa have a heart to heart; in New Jersey, Joe checks in with the Guidice kids.

Teresa visits her husband in prison; Dolores receives advice from her ex-husband; Danielle's boyfriend decides to take their relationship to the next level; Margaret celebrates her 50th birthday; Siggy has a mishap.

The ladies of Jersey come back together to hash out their differences, relive their funniest moments and reflect on the loss of Teresa's mum. Kim D's arrival on the set forces the ladies to take sides and pushes Teresa to her limit.

Teresa accuses Kim D of being a madame; Danielle and Dolores face off; the cast members revisit their epic trip to Italy, where one comment about Hitler changed the nature of their friendships forever.

A Gorga/Giudice Easter celebration gets out of control; Margaret and Siggy display surprising BFF potential at a photo shoot; Danielle crosses the line in the Gorga's restaurant bathroom, Gia reveals her true feelings about her father returning home.