Mike prepares to confront Jionni, while Vinny and Pauly D run into Angelina at Karma.

Snooki and Deena clash with one of the roommates; Roger visits and gets upset with J-Woww for wearing a revealing outfit.

Mike plots to bring down one of his roommates, and for once, it’s someone other than Snooki. Meanwhile, J-Woww becomes worried when roger won’t return her calls.

The roommates celebrate Vinny’s return; Mike goes out of his way to be nice but gets on the guys’ nerves; Snooki deals with an uncomfortable condition.

Mike returns and learns about Danny’s threat to find new tenants; the girls hire X-rated entertainment for Pauly and Mike’s birthday party; the gang heads to Staten Island in hopes of persuading Vinny to come back to the shore.

The roommates adjust to life at the shore without Vinny; Mike addresses his own internal demons; Pauly celebrates his birthday.

Vinny weighs his options: Should he 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.

After an eventful trip to Italy, the cast returns to Seaside Heights, N.J., in the Season 5 premiere. It doesn’t take long for old tensions to flare, as Mike once again gets in the middle of Snooki’s relationship with Jionni.