How long did it take newcomer Deena Nicole Cortese to immerse herself in her new lifestyle? About halfway through the Jersey Shore season premiere.
Before throwing down with Sammi "Sweetheart" Giancola - who she later called the "C-word" - the 4-foot-10 firecracker performed an impromptu striptease.
Even The Situation was thrown off when she "mistakenly" pulled off her bikini bottom. That's saying something. Here's Deena Nicole Cortese in action:
Deena defends getting in Sam's grill, as she “felt the need to stand up for [herself]. As for the NC-17 show above? Nope, no explaining that one away.