Nicole "Snooki" Polizzi recently showed off her 50 pound weight loss on Twitter, and now her fellow Jersey Shore costar Deena Cortese is doing the same!

And she also posted this:

Last fall, Deena revealed that she had lost 15 pounds and slimmed down from a size 8 to a 4. And it appears she has continued full steam ahead on her fitness kick!

Photos: Check Out Deena's Post-Jersey Shore Weight Loss

As reported, Deena's best friend Snooki is also showing off her tight and toned body. And she has a message for those that think she's getting too thin. "Everyone's saying the 'new fit me' isn't what I'm suppose to look what. I wasn't always a fatass kids," she Tweeted on June 25. "Get used to my fitlife, cause I love IT."

Photos: 14 Reality TV Couples Not Allowed to Break Up!

So what do you think? Check out Snooki then and now:


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