New year; new beginnings. Pauly is dusting off the turntables and finally headed back out on tour. Deena's Baby Meatball #2 is almost here, and Mike is ready to officially become “Big Daddy Sitch.” But nothing could prepare him for what happens next.

No longer pregnant, Deena has a meatball day with Snooki. Meanwhile, Vinny is no longer bi-coastal, Angelina is fed up, and Mike is struggling as he awaits the moment he can bring Baby Romeo home from the hospital.

Vinny’s realizes there’s no place like home, Mike swaps out the prosciutto for placenta, and a rumor wreaks havoc on the girls’ big West Coast trip.

The girls’ trip to Hollywood takes a detour when they learn Vinny sold his house. But before everyone heads back, Vinny is gonna give them an LA experience they’ll always remember but may want to forget because of all the fighting between Angelina & Vinny.

Pauly D is headed to Jersey for the week, and it’s time for everyone to meet baby Romeo. Meanwhile, Angelina needs clarity about her marriage, so she enlists the help of pet psychic, and The Situation, gets ready for his “Blessification.”

The gang heads out for a family vacation where Mike gets a geography lesson, Jenni is in for a big surprise, and conflict comes from an unexpected place.

Pauly D learns how to play bingo, Angelina melts down without her luggage, Mike begins an investigation, and an alarming discovery has the roommates shook.

Things get heated after the roomies realize they’ve been pranked by Deena. And Snooki arrives just in time for a floating tiki bar, Mike’s freedom party.

A tropical storm rages; Snooki and Angelina re-enact their famous fight; and the roomies party on a boat that’s also a mansion. Oh, and did we mention the sex therapist?

The Florida Keys get emotional when a sex therapist digs deep into Angelina and Chris’s relationship. Then they get messy when the meatballs create an impromptu late night talk show. And even messier when Mike finds a note from Pauly D.

What truth will be uncovered when, on the last day, the roomies take on a lie detector test? Who will take gold on Wide World of Guidos? And, will Snooki ever find her wine?

Mike learns that blondes have more fun, Pauly takes over Madison Square Garden, and group chat is lit when pictures surface of Angelina in Mexico with a man who’s not her husband.

Angelina tells her side of the story, Jenni and Nicole bribe Deena to spill the tea, and Pauly plans a good, old-fashioned OG vacation. Meanwhile, Mike and Lauren have a difficult decision to make about Mosey.

The road to El Paso takes an unexpected turn when a bunch of rumors and allegations are given to Mike. And he sends them straight to group chat, where all hell breaks loose.

The group heads to El Paso for the weekend to watch Pauly spin and join in on some line dancing. It’s love at first bite when Mike eats his first Texas tacos, but it’s anything but love between Angelina and the girls.

The party continues when DJ Pauly D takes on El Paso and the meatballs take on an owl. But it’s a FaceTime from Angelina that takes Mike over the edge.

Pauly and Vinny jet to Vegas for business and pleasure, Jenni gives a speech in her son Greyson's honor at a sensory needs awareness event, and Angelina fears the old Situation's return.

The messiness finally catches up to Mike. First, in an epic showdown with Angelina and then in an emotional confrontation with Jenni.

The squad attends Lauren's skin care launch, Ronnie returns to Jersey and opens up about his sobriety, and Nicole and Deena welcome Jerry Springer and "Amy Schumer" onto "The Meatball Show."

The guidos head to San Diego for a family vacation, but before the fun can begin there’s a lot that needs to be settled. Will the trip be over before it even begins?

The beef is finally squashed. But just when you think it’s all good, the tension ramps back up… Meanwhile, the “dirty stay outs” take over San Diego.

Easter Sunday: Jersey Shore style. Lola the Bunny returns, Angelina and Snooki wreak havoc at a winery, and the roommates enjoy an old-fashioned night out on the boardwalk. The only thing standing in the way of a good time is the beef between Mike & Deena.

Dren (n): Snooki’s alter ego. Pauly and Nikki arrive, and the roommates meet the local wildlife. But the lions and tigers and bears got nothing on Snooki when Dren takes over on Nikki’s birthday.

Dren continues her attack on San Diego. Something is going on between Angelina and Vinny. And, when the roommates take a trip to San Diego’s Little Italy, they’re surprised to find the ultimate Guido waiting for them - Uncle Nino.

Deena’s “Family Fun Day” has Angelina struggling in the wake of her failed marriage. Jenni lands in the emergency room. And Nick Cannon and Justina Valentine lead the squad in an impromptu game of “Wild ‘N Out.” May the funniest guido win!

Water turns into wine and in the blink of an eye, it’s pure chaos between Pauly, Nikki, and Angelina.

Deena wonders if the previous night's showdown was all a prank, while the rest of the roomies wonder how to move forward; Vinny plans a day in his honor.

Vinny throws an epic party on the last night of the family vacation, filled with carbs, strip clubs and a late night rendezvous no one saw coming.

TV’s greatest Italian family returns to the reunion stage and they’re not holding back… is Angeliners finally divorced? Is old Sitch gone forever? Tacos and dramers are on the menu in Part 1 of the Jersey Shore: Family Vacation reunion!

Your favorite roommates aren’t done yet! Vinny and Angelina get spicy, the Meatballs embrace their wild side, and tensions get so hot one roommate leaves to cool off. The party continues tonight with Part 2 of the Jersey Shore reunion!