Sparks fly when DJ Pauly D and Vinny invite their ex-girlfriends to live and work with them in Las Vegas.

Pauly and Vinny attempt to make amends with their exes. The prank war champions continue their reign when they make the new guys their next target. A one night stand sparks drama in the suite.

Pauly and Vinny's reputations are on the line when their suitemates embarrass themselves on their first day of work. Marissa confesses her one night stand to her mom.

Pauly tries to make peace with Nikki but leaves her in tears. Vinny confronts Maria about her past insults. The suite is left reeling after an ill-advised hook up.

The suite is shocked when Pauly and Nikki rekindle their rocky romance. The girls devise a plan to expose Antonio’s "cheating." Meanwhile, Derryn hooks up with a stripper.

Mike "The Situation" and his wife, Lauren, make a surprise visit; Pauly and Vinny coach Antonio through his girlfriend troubles; insults turn two best friends against each other.

Pauly D has a big surprise for The Situation; Pauly D and Vinny break their don't hook up with your exes rule; Derynn confronts Pretty Ricky again.

As the women move into Pauly and Vinny's luxury suite on the strip, they will spend their summer working at the world-famous Drai's Night and Beach Club and playing in the Las Vegas sun.

Pauly lands the gig of a lifetime in Miami and invites everyone to come along. Tensions run high as Suzi struggles to make amends. Nikki confesses her true feelings to Pauly.

As Pauly gets ready for the biggest gig of his career, he has a tough conversation with Nikki that could change their relationship forever. Things get tense when another woman tries to get in between Vinny and Maria.

The suitemates are in shock as Pauly reveals his feelings for Nikki. Derryn's gossip tears the group apart.

Pauly faces unexpected backlash from the suite after finally saying that he loves Nikki. Marissa tries to hide her jealously when Brandon brings home a stripper

Pauly pulls off his most epic prank at Vinny’s book signing. Angelina arrives and immediately starts stirring the pot with the suitemates.

Angelina turns the night into a disaster when she gets into everyone's business; Derynn attempts to hook up with Pretty Ricky again; Vinny takes Maria out on a date, but a surprise visit from Uncle Nino shocks the suite.

A girls' night out spirals out of control when Suzi questions Nikki's relationship with Pauly. Pretty Ricky asks Derynn to take their relationship to the next level. The cugines are given a lesson in pranking by the Prank War Champion.

On their last day in Vegas, Pauly and Nikki must make a difficult decision about their relationship. Vinny and Maria consider their future.

Pauly D and Vinny's Las Vegas party continues in Part 2 of the Reunion. Vinny and Maria reveal their relationship status. Jersey Shore's Angelina puts Brandon in the hot seat. Plus a cheating scandal that no one saw coming.