SEX SELLS: Alessandra Ambrosio vamped up her sex appeal with a cut-out gown

From Kim Kardashian and her logic-defying rump to Big Brother star Lateysha Grace and her enhanced backside – celebs have been desperate to hone the perfect bum.

And in their opinion bigger is better.

As well as a never ending stream of belfies we've lost count of the number of star's doing anything and everything in their quest for body beautiful.

GLAM: Alessandra Ambrosio is one of the hottest women in the world

But the time of the booty could be over and big boobs could once again be back in fashion.

Taking to the red carpet at the amfAR Gala in Milan, supermodel Alessandra Ambrosio showed off her impressive chest.

Rocking a cut-out silver sequinned gown, Alessandra left little to the imagination as she arrived at the swanky bash.

Ditching her bra, the Brazilian beauty oozed sex appeal as she proudly posed for photographs.

Flaunting her massive assets in the all-white look Alessandra risked exposing way to much.

In fact, she was just millimetres away from flashing her nipples.

STUNNER: Claudia Galanti wowed on the red carpet
TEASE: Claudia Galanti ditched her bra for the big bash

Meanwhile, model Claudia Galanti also teased her assets.

Dressed in a sheer black number, the brunette beauty allowed 90% of her body to be put on show.

Teaming her bejewelled outfit with killer open-toed heels, Claudia served up a serious amount of sex appeal before making her way inside.