J-Woww J-Woww

Wow — that's the reaction by Jersey Shore's Jenni "JWoww" Farley about being on the January cover of Maxim.

The 25-year-old reality star calls landing the cover her "highest accomplishment. I cried when I found out. I was jumping up and down and totally bugging out."

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She says it's the most fun she's ever had on a shoot, because it was "Jersey Shore

meets sexy Maxim."Farley says she's changed a lot since the show first aired in 2009. "I was in a bad relationship during the first two seasons, so I took that out on people I shouldn't have. I was definitely more of a bitch." But now? The New York-native feels like the mother hen to the notoriously rowdy bunch.

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For Season 5, which premieres Thursday, Jan. 5, the cast returns to their Jersey roots. "We're back at the T-shirt store and living in the same house. We appreciate it more because Italy was so different," she says. "We jumped in headfirst."