Cameron Diaz:

The presenter was girly-glam in a Dior by John Galliano gown and Bvlgari diamond earrings and diamond ring.

Jessica Alba:

The presenter was radiant in an aubergine silk chiffon draped Marchesa gown with a flower cascade and Cartier jewels worth approximately $175,000. "I'm in my third trimester now," the mom-to-be said.

Anne Hathaway:

The presenter looked elegant in a red chiffon Marchesa gown with rosette detailing and Harry Winston earrings and diamond ring. "I call it diaphanous-chic," she said.

JENNIFER GARNER

The presenter showed off her sleek physique in a silk taffeta embroidered gown by Oscar de la Renta and topped off the outfit with Van Cleef & Arpels jewels.

KATHERINE HEIGL

The 27 Dresses star and presenter was a modern-day Grecian goddess in a silk georgette Escada column gown.

HEIDI KLUM

The Victoria's Secret model was red hot in a John Galliano silk taffeta gown. "It's up for bids afterwards for the Heart Truth campaign," she said.