Drew Barrymore wore a grey crinkled silk dress from Balenciaga with a jean jacket from DKNY.  Her silver belt was Michael Kors and tights were from Falke.  Leather gloves were from Perrin Paris.  Booties were Jerome C. Rousseau's "Abbey" booties.  She is styled by Lee Harris. 

Carla Gugino wore a dress from Twenty Cluny with Jimmy Choos.  Her jewelry was Neil Lane diamond chandelier earrings, and diamond and platinum bangles and ring.  She was styled by Jessica Paster.

Hayden Panettiere wore a dress from Christian Cota with a clutch and shoes from Christian Louboutin.  Her jewelry was from Van Cleef & Arpels.  She was styled by Logan Horne.

Perrey Reeves wore a bright orange Reem Acra dress from the S/S 09 collection.  She paired it with Jimmy Choo "Elazer" platform sandals.  She did not work with a stylist for this event.

Jamie-Lynn Sigler wore a dress from DKNY's Fall 09 collection.

Adrian Grenier wore a head-to-toe ensemble from Ferragamo.

Jeremy Piven was outfitted in jeans, blazer, shirt, tie and wingtip boots by John Varvatos.

Kevin Connolly wore a suit, shirt and tie from D&G.

Heidi Klum hosted the evening, "A Rumorous Night," and even if we're not quite sure that's an actual word she looked great in a mini dress from Thomas Wylde & Guiseppe Zanotti shoes.  Her earrings were from Hoorsenbuhs.  She was styled by Maryam Malakpour.

Christina Aguilera's ensemble:  Jeans from Sewy, jacket from Libertine & tee from Majestic.  Clutch was Sonia Rykiel and shoes were Louboutins.  Jewelry was from Stephen Webster, naturally.

Jennifer Love Hewitt wore a dress from Dolce & Gabbana with Gucci shoes.  Her bracelet was from Cartier and stacked rings were DKNY.  She did not work with a stylist for this event.

Anna Faris wore a dress from Autumn Starr with nude Louboutins.

Vanessa Hudgens wore a Goldhawk dress with Givenchy shoes.  Her clutch was Chanel.  Jewelry was from Sara Weinstock.  She was styled by Deb Waknin.

Bijoux Phillips wore a House of Holland short sleeve top with a Fendi skirt.  Ballet flats were Repetto.  Plaid jacket was from Boy by Band of Outsiders.  She was styled by Ilaria Urbinati.

Ashley Tisdale wore Opening Ceremony and was styled by Simone Harouche.

Brittany Snow wore a dress from Shoshanna with her own shoes & accessories.

Taryn Manning wore a dress from Tony Cohen, a vintage leather jacket and vintage headband.  Watch was Armani Exchange.  Bracelets were Lia Sophia.