Like her Jersey Shore costars, Jenni "JWoww" Farley's look is more revealing than refined, so fans were shocked when she debuted a sophisticated makeover on Saturday.

Farley, 25, arrived at the Los Angeles premiere of The Three Stooges in a chic silver minidress that managed to cover up most of her massive cleavage. She paired it with oversized hoop earrings and silver studded black heels.

PHOTOS: Jersey-inspired fashion

Her hair was styled in an elegant updo and she opted for soft pink lips and cheeks with a smoky eye instead of her usual heavy makeup.

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The reality star and her pint-sized pregnant BFF, Nicole "Snooki" Polizzi, have been shooting their Jersey Shore spinoff show in Jersey City, N.J.

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"It's going to be me and Nicole living in a house: our ups and downs, and our relationships with our boyfriends who we love dearly, our families -- who are just insane! -- and our friends who you really don't get to see on [Jersey Shore]," Farley told Us Weekly.

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