RiRi's near wardrobe malfunction in plunging gown at pre-Grammy gala

Rihanna risked a serious wardrobe malfunction at a pre-Grammy gala in the Beverly Hilton Hotel.

The 25-year-old went without a bra in a daring yellow gown with a plunging neckline, as she partied through the night, the Daily Star reported.

Rihanna's album 'Unapologetic' was named the Best Urban Contemporary Album at the awards.