As the roommates prepare to leave, Mike starts a rumor about Deena’s sister, Pauly and Vinny prank the house, and the Storm of the Century hits the Shore.
A battle royale breaks out after Mike reveals to Jionni that he hooked up with Snooki. Deena faces the hard truth about Joey. Some of the roommates go camping while Vinny and Pauly pull the greatest prank in Shore history!
Mike decides he can wait no longer to reveal "the truth" to Snooki's boyfriend. Pauly, Vinny, and Deena find it difficult to be the single roommates in the Shore House.
The cast tries to avoid a shark attack when they go fishing. Jenni confronts Pauly’s stalker. Snooki sets her sights on Vinny when her boyfriend rejects her affections.
All the roommates are focused on courting their current flames, but there is never peace at the house. One of the roommates cause drama with the Meatballs, while Jenni's skimpy outfit creates a problem for Roger.
The Situation secretly gathers information to bring down one of his roommates, and for once it isn’t Snooki. JWoww is freaking out because Roger has disappeared and won’t return her calls.
Vinny returns and everyone celebrates. Mike tries hard to be nice but winds up annoying the boys. Snooki struggles with an uncomfortable condition.
Mike returns only to find out that Danny has threatened to get new roommates! The girls hire strippers for Pauly and Mike’s wild birthday party. The roomies go to Staten Island to kidnap Vinny. But will he go back with them?
The roommates struggle to adjust to life at the Shore without Vinny, while Mike confronts his own internal demons. But it's also Pauly's birthday and he gets the best present of his life!
Vinny weighs his options - stay at the Jersey Shore house or head home to Staten Island. Snooki fights with Jionni and the roommates are back to their usual antics - partying and tanning to the extreme.
The roommates return from Italy and couldn’t be more excited to get back to the Jersey Shore. But a drama storm is brewing as Mike threatens to destroy Snooki’s relationship with Jionni.
The cast of Jersey Shore has left their Italian Holiday behind them and jetted straight to Seaside Heights, anxious to get their GTL on. But what happens in Florence doesn't always stay in Florence.
Mike’s antics have finally proven too much for the roommates and Ron demands he make amends. But as the crew counts down the days until their return to Seaside, Mike wonders whether or not to join them back on the Jersey Shore.
Deena’s still trying to "do sex" with Pauly. The meatballs get an icy reception at a club. And the whole house turns on Mike, after he stirs up drama one too many times.
After Mike’s prank on Snooki backfires, the guys visit Vinny’s family in Sicily and the girls class it up on a Tuscan wine tour. Snooki learns the truth from Vinny about their hook-up, and now she has to come clean to Jionni.
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.
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