Deena panics after missing her period. Snooki wakes up devastated after an all-night fight with Jionni. When she decides to take a break from the relationship, Mike tries to win her over, but someone else ends up comforting her.
The boys spring Team Meatballs from the police station after their accident. And when Snooki’s true love Jionni comes to visit, what starts as a romantic evening ends with a sobbing Snooki alone in the streets of Florence.
When the roommates take a trip to the Italian Shore, Snooki and Deena party so hard they wind up in bed together. And when everyone returns to Florence, Team Meatballs have a run in with the Italian police-literally.
Pauly and Vinny put on a "Guido-themed" comedy show, while Ron and Sam work once again to patch things up. Snooki becomes so distraught over her rollercoaster long-distance relationship that Jenni and Sam decide to intervene.
After causing drama between Ron and Sam for years, Mike comes to blows with Ronnie. But with Mike carried out on a stretcher, have things finally gone too far? And is Sam and Ron's relationship now beyond repair?
The boys harass Deena for stealing a girl from Vinny’s bed, leading her to anxiety and self doubt about her relationship with the roommates. Ronnie & Sam are back to their old ways, but this time Mike is involved in their mess.
With twins in the mix, it’s double trouble as "Bi-curious" Deena pulls the robbery on Mike AND Vinny. Plus Mike’s secret "hookup" with Snooki is revealed. Is Snooki a cheater or is The Situation just trying to start drama?
Deena and Pauly consider the consequences should they smush, while Mike tries to take his friendship with Snooki to the next level. Ron and Sammi try to be friends but prove that old habits--both good and bad--die hard.
The housemates pack up their hair extensions and their Shore Store t-shirts and jet off to Italy for a European adventure. But the culture-shock that awaits them is nothing compared to their shocking new hook-ups.
On Jersey Shore: The Reunion, Snooki and Vinny define their relationship, JWoww tells us how she really feels about Roger, Deena clears up some rumors...for the record and Sammi and Ronnie talk about why they just couldn’t make it work.
While one couple reaches a crossroads in their relationship, another couple makes it official. The roommates say goodbye to another summer at the Jersey Shore.
Mike continues to instigate drama between Ronnie and Sammi. Snooki has a falling out with Vinny. And Deena gets upset at Pauly and Vin for trying to hook up with her friend at the end-of-summer party.
Vinny and Pauly take a road trip to Staten Island. Roger becomes more than just a rebound for Jwoww. Mike reveals Sammi’s shady ways, causing Ronnie to question his love for her.
Sammi’s return to the Shore house leaves Ronnie at a loss for words. Snooki’s feelings for Vinny continue to deepen. Mike hooks up with a girl who he's convinced smells like cheese but doesn't realize he's been pranked.
Snooki’s summer of hookups comes back to haunt her. Mike pulls the ultimate prank on Deena and Snooki. But the rest of the guys have the last laugh, ditching Mike for taking too long to get ready for dinner.
After Sammi leaves the house, Ronnie is an emotional wreck. With the girls taking Sammi’s side and the guys not knowing how to cheer him up, Ronnie feels like he has no friends left in the house.