Rihanna looked the epitome of a sexy siren at the GQ Men Of The Year Awards party in Los Angeles last night.

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The 24-year-old Barbadian beauty looked hot in a red mini dress which she paired with matching strappy heels and wore her hair in a sleek side-swept do.

Jennie Garth looked amazing in red too after shedding 30 pounds post-split from husband Peter Facinelli.

OK! GALLERY: RIHANNA ROCKS THIGH HIGH BOOTS AND A CAMO JACKET IN NYC

Revenge's Christa B Allen rocked Charlotte Lu jewelry while her castmate Ashley Madekwe cuddled up to Emily VanCamp on the red carpet who accessorized with Jamie Wolf earrings and a ring by Dana Rebecca Designs.