The reunion concludes as the New Jersey men join the stage for a ferocious face-off. John and Frank speculate on Louie's involvement with a private investigator. Paul and Dolores tackle tough questions about their future. Teresa's and Joe's tempers boil over, causing what was once a tight brother and sister bond to reach its lowest point.

As the reunion continues, Jennifer and Rachel continue their nose job jabs. Margaret opens up about her ex-husband's death. New revelations from Jennifer make Danielle question her friend's intentions. Some startling claims against Louie cause an ugly battle to brew between Rachel, Margaret and Teresa.

After a tumultuous season, the ladies of the Garden State reunite for an epic showdown. Dolores dives deeper into her relationship with Paul. Danielle and Rachel's feud hits a new tipping point. Teresa makes shocking new allegations against Melissa, which places even more strain on the relationship between Gorgas and the Giudices.

Days after the explosive Prohibition party, Teresa and Louie prepare to celebrate the wedding of their dreams. With news of Melissa and Joe not attending, Teresa and her family make the best of the circumstances and celebrate with their chosen family. Jennifer and Dolores join Teresa as bridesmaids while Margaret, Danielle, Jackie and Jenn Fessler attend as guests. Margaret is torn between keeping the peace with Teresa and supporting her friendship with Melissa.

Everyone gathers at Paul and Dolores' house for their Irish Prohibition party. The night of drinking, gambling and fun quickly goes downhill when a festering secret is finally revealed to Melissa. Hell breaks loose between the ladies, and when the dust finally settles, the Gorgas make a divisive decision.

The Catanias go out for a celebratory family dinner, Paul and Brittany included. Frank continues to poke at Paul as Paul hints there may be more than just one wedding in the group's near future. Rachel and John share big news with Jaiden. Danielle and her mom attempt to move on from the pain Danielle's brother has caused the family. Still feeling the luck of the Irish, Paul and Dolores plan a fun, Prohibition-themed party. However, while getting ready for the party, Louie surprises Teresa when he lets loose about how he really feels about her brother.

Finally home, the ladies reflect back on their Ireland trip with mixed emotions. Danielle wants to let Melissa know what tea was spilled, but Jennifer hopes she'll keep it tight-lipped until after Tre and Louie say "I do." Melissa feels her relationship with Teresa has hit a brick wall and is ready to give up for good. Rachel and John meet with an attorney and are informed of a worrisome roadblock in the adoption journey. Frank finally gets to catch up with Dolores over lunch and gets teary-eyed when discussing the changes in their relationship. Teresa takes her daughters to a bridesmaid dress fitting, where they receive an unexpected call from a certain ex-husband. At Teresa's surprise bridal shower, the ladies try pushing down any rising tensions.

It's the last full day in Ireland for these Jersey lasses as Paul's family stops by the castle for a visit. Jennifer plans a hen party to celebrate Teresa; however, the farm festivities take a teary-eyed turn when old memories resurface. The ladies take part in an Irish whiskey tasting. Danielle confronts Rachel and Margaret over their treatment of her throughout the trip. It's Guys' Night back in New Jersey as they test out some new samples from Frank's work, trying to convince Joe to take the high road in more ways than one.

Celebrating Teresa's bachelorette party, the ladies live it up by hitting a pub with the locals on their first night in Ireland. The next day, the fun subsides, and tensions are reignited between Danielle and Rachel when the rat is let out of the bag. The ladies head into Dublin for some shopping. Melissa goes full mama bear mode when Teresa brings up Antonia in conversation. By dinner, Margaret and Jennifer have joined in on the Rachel and Danielle drama. Jennifer whips out an insult from her arsenal of vocabulary.

Before the Ireland excursion begins, Melissa hosts a Boujie Kidz pop-up for Danielle, who reveals how blindsided she feels by Rachel's rat behavior. Paul's family gives Dolores advice on how to handle drama in the Emerald Isle. Jennifer and Bill make plans to continue improving their relationship when she returns. Once they've crossed the pond, Teresa's bachelorette party begins. Jennifer is pressed to reveal her involvement in the coffee readings before Danielle presses her again, this time over the secrets Marge's ex-friend revealed to her. Once the tea is spilled, Danielle regrets ever asking at all.

The drama continues when the ladies return from the shore, as Paul tells Dolores she needs to establish boundaries with Frank. Melissa and Teresa have differing opinions of Louie's involvement in their family issues. Rachel and her husband consider the steps needed for her to legally adopt Jaiden. Dolores and Jennifer attempt to mend their friendship over lunch, where Jennifer opens up about her marriage issues. Together they host a coffee reading, where lingering tension between Margaret and Jennifer comes to a head. Danielle reveals how betrayed she feels over the girls questioning her words and Rachel stabbing her in the back. Melissa learns who Teresa's newest bridesmaids are after one drops out.

Questions about Danielle's brother are left unanswered, angering the group at Rachel's beach brunch. Previously undisclosed sibling drama is on full display when Teresa and Joe reveal their unique sides of a family secret. Jackie tests Teresa's boundaries as Rachel calls Danielle out for spreading rumors. Louie attempts to help mend Teresa's issues, but it backfires when Teresa, Joe and Melissa exchange words that cause them to divide even more.

Day one at the Jersey Shore is off to a wild start when the Gorgas' luau takes a turn for the worse. Rachel drops an arsenal of gossip, angering Marge. Frank struggles with hurt feelings over Dolores' new boundaries. While Teresa and Louie struggle seeing eye to eye on the wedding invite list, Jennifer and Bill continue brushing marital issues under the rug. John Fuda officially joins the Jersey brotherhood. Danielle reaches her breaking point when accusations about her family circulate throughout the party.

Amid high tensions within her family, Teresa meets with her therapist. Hostility continues to fester between Margaret and Jennifer following the events at Jenn Fessler's brunch. Dolores' dad drops by for a visit with his daughter and Paulie as Dolores' charity softball event approaches. At the batting cages, Frank feels like he's struck out with Dolores ever since Paulie stepped up to the plate. Following a heartbreaking revelation at the softball game, Jennifer finally brings Bill to couples therapy.

Danielle throws Valentina an over-the-top Barbie-themed birthday party. Rachel struggles with the fact that not everyone in her family wants another baby. Teresa and her daughters go wedding veil shopping. Jennifer Aydin warns Melissa to watch out for Marge. Jenn Fessler attempts to bring everyone together for a Southern-inspired brunch, but chaos erupts when Jennifer Aydin arrives.

After the Guys Night blowout, the divide between Teresa, Joe and Melissa is at a standstill. Frankie hits Dolores with hard questions about their shifting family dynamic. Rachel and Jenn Fessler spill the tea on Jennifer Aydin. Melissa gets emotional after hearing Teresa and Louie's speech about "chosen family," realizing that as strong as she tries to be, she has her own breaking points with this family.

When drama at Danielle's mozzarella party eases after an unexpected olive branch from Teresa, all is seemingly fine until Louie and Joe go head-to-head at Guys Night. While Bill fails to make Jennifer feel better after things with Dolores and Margaret go from bad to worse, Teresa's daughters are upset after hearing Melissa and Joe's podcast in which hurtful accusations about the past are brought to light. Rachel and John struggle to get on the same page about how many kids they want. Dolores finds herself stuck between Paulie and Frank in an awkward encounter.

Teresa kicks wedding planning into high gear and gets her invitations out the door. While Danielle learns of a secret meeting between Jennifer, Teresa and a scorned ex-friend of Margaret, Melissa tries to comfort Joe regarding his fractured relationship with his sister. Danielle hosts a mozzarella-making party with hopes of bringing the girls together, but it only pushes them further apart.

When Melissa throws an '80s-inspired roller skating party, Teresa takes the opportunity to mend fences with Margaret, but not her brother. While Dolores draws boundaries with Frank and her new man, Jennifer struggles to move forward from past offenses. Things come to a head at Dolores' charity calendar shoot, where Jennifer and Dolores finally confront each other, leaving heads turned and car doors slamming.

Bravo heads to the Garden State for this installment of the "Housewives" franchise, focusing on affluent Jersey girls who are more than just friends: The cast has changed through the seasons but the housewives through the years have included Caroline Manzo, a devoted wife and mother of three adult children; former Las Vegas cosmetologist Jacqueline Laurita, who is now a full-time housewife; and Teresa Giudice, a mother of four who runs her household without help from a personal assistant.