Mike throws a party (for himself), and the roomies have no clue why; meanwhile, an emotional journey for Angelina finally comes to an end as she meets her biological father for the very first time.
While Mike throws a party for the release of his tell-all memoir, the situations reveal some shocking revelations that leave the gang gutted and speechless; Angelina's emotional reunion with her father might be too good to be true.
Snooki night turns into a girl's night that turns into Mike escaping to Vegas for a guy's night with MVP; Jenni and Sammi check in on Angelina and things get a little complicated; the gang gets an unexpected call from the mayor of Atlantic City.
Jersey Shore roommates vacation in Tucson where tensions flare between Sammi and Angelina as Mike tries to mediate. Meanwhile, Ronnie faces relationship troubles with Sammi and Justin.
As their journey nears its end, RSVP arrives in old Tucson, confronting cowboys while rescuing a woman in peril amidst an extraordinary gender reveal event.