In the midst of the Covid-19 pandemic, Ronnie moves to L.A., Pauly introduces his Double Shot at Love girlfriend Nikki, and Lauren gets involved in Jenni and Deena's conflict with Angelina.

Jenni experiences a medical mishap, Pauly rents a Las Vegas resort for the family's socially distanced vacation, and Deena shows up with Lauren and another surprise guest.

Pauly and Vinny develop a dating show to help Ronnie find a good role model for his daughter, and the guys reach into their bags of tricks to distract Deena before Angelina's arrival.

Ronnie gets to know his dating show bachelorettes, Angelina gets a warning from her psychic grandmother, and the guys worry about how to tell Deena that Angelina's arrival is imminent.

The guys devise a backup plan to surprise Deena and an unconventional strategy for defusing Angelina's wrath, and Angelina gets pranked.

Angelina and Deena question whether to come together on the trip, and Mike doesn't realize he's still on camera while trying to have a low-key text exchange with the guys.

The guys devise a plan to get Angelina and Deena to attend a family dinner with Nikki, but the women are hesitant to reunite.

Nikki comes to dinner, Pauly gives Nikki a list of trigger words to avoid setting off Angelina and Deena, Vinny slips up, and Angelina and Deena finally talk after the wedding speech fiasco.

Everyone is on edge when Jenni arrives in Las Vegas and agrees to a family dinner where she'll finally come face-to-face with Angelina.

After an awkward family dinner with Jenni and Angelina, the guys enlist Dr. Drew to help them stage a mediation and break the tension between the ladies.

The guys call on Dr. Drew to help resolve the disputes between Angelina, Jenni and Deena, Deena learns her private chat with Mike was made public, and Mike and Lauren get exciting news.

As Nikki and the guys plan a redo wedding for Angelina and Chris, Uncle Nino comes in to officiate, and Vinny prepares a speech for the occasion.

Angelina and Chris's wedding dinner takes a racy turn, Vinny wears something old to deliver his speech, and Mike and Lauren keep their pregnancy news under wraps until after the reception.

The gang is back together and big changes are in the air. Pauly D has a new look, Vinny is looking for a new home, and when social media explodes with rumors about Angelina & Chris's marriage, Mike takes on a new alter ego -The Investigation.

Mike and Jenni step up to help when Angelina's relationship goes south, the family celebrates five years of a sober Situation, and a special guest surprises everyone.

A surprise visit from Nicole makes Mike's soberversary extra special, and Jenni and The Investigation look into controversial rumors about Angelina.

Deena sets up a family trip to the Poconos, Nicole makes amends while still stirring the pot, and rumors swirling around Angelina threaten the group's vacation.

Jenni has a huge announcement. But before the celebration can begin, the roommates must deal with the elephant in the room currently casting a rather large shadow over their Poconos vacation - videos of Angelina and her mystery man in Old Bridge, NJ.

Vinny suffers an unspeakable loss; Angelina confronts Jenni about the videos; and the roommates try their hand at Winter sports.

Vinny tries his hardest to get on Angelina's nerves, Zack prepares the guys for a round of guido-mania wrestling, and a surprise guest is called in to play announcer at the big match.

The ladies sit down to enjoy a night of Guido Mania wrestling, Angelina sticks it out to win her bet with Jenni, and Ron's girlfriend Saffire finally meets the family.

The girls get to know Ronnie's girlfriend, the couples face off in the first annual Bae Game, Vinny’s reunited with a long lost love, and a Jersey Shore family fun day is about to take a turn when The Investigation returns.

Mike shows Angelina the results of his investigation, Vinny plans a talent show, and Deena kicks off Jenni's birthday celebration, with a surprise appearance from Nicole.

There’s a Snooki on the loose, a couple of guidos going down in cardboard boats, and Angelina is about to make a speech. Jwoww’s birthday celebration is in full effect!

Jwoww’s birthday celebration is on the verge of going off the rails when Snooki's alter ego Dren RSVPs. Vinny hosts the he first, and possibly the last, Annual Jersey Shore Poconos Talent Show, and tension brews between Dren and Angelina.

A beef between the roomies is upstaged only by an unforgettable talent show hosted by Vinny Guadagnino, featuring an out of this world performance by Snooki, and a speech from Angelina that gives new meaning to the word “bombing.”

With the trip coming to an end, Snooki’s left to clean up the mess made by Dren. meanwhile, Mike plans a second gender reveal even though everyone knows he’s having a boy.

After a whirlwind season in the Pocono Mountains, the ladies of jersey Shore get together for a meatball day where they celebrate all things Season 4 with a drink or two...or ten.