Stars at Fashion Week 2010!

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Intelligent Design

Gwen Stefani was all smiles during her L.A.M.B. fashion show, where she debuted her fall 2010 collection.

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Girl Talk

Kristen Bell sat between 90210's Shenae Grimes and Michelle Trachtenberg at the Rebecca Taylor show. Trachtenberg's fall fashion must-have? "I am looking for some colorful jackets," she tells Us. "Rebecca does beautiful prints -- so we'll incorporate some of those as well."

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Ready for Rodarte

"I'm just drawn to their clothes," Kirsten Dunst (with Jason Schwartzman at the Rodarte show) tells Us. "They have so much depth. So many interesting and thoughtful things going on with their designs."

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Baby Bumpin'

Six months pregnant Bethenny Frankel showed off her baby bump in an Isabella Oliver frock at the Red Dress Collection show -- which raises money for heart disease -- in NYC.

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Boxers or Briefs?

Although they weren't on display, former Calvin Klein underwear model Kellan Lutz (with Chace Crawford and Ryan Phillippe at the designer's show) says the brand has the best boxer briefs around. "They fit great, they’re snug and they hold everything in and you look good," he tells Us.

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Model Behavior

Naomi Campbell strikes a pose with Victoria Beckham backstage at her Fashion For Relief Haiti show under the tents at Bryant Park in NYC.

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Going Gaga

Lady Gaga and Cyndi Lauper -- both in some of the wildest wardrobe choices of the week --walked the red carpet as spokeswomen for MAC's Viva Glam campaign.

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Project Runway Pals

Nina Garcia, Heidi Klum and Michael Kors took to the catwalk at that Bravo show's secretive fashion show. Also there? Finale guest judge Faith Hill! "It's such an honor," she tells Us. "I am so excited!"

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Spousal Support

Ashlee Simpson stood by her man, hubby Pete Wentz, after his Clandestine Industries fashion show in NYC.

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Runway Debut

Kim Kardashian wore a look from her first fashion line -- a collaboration with sisters Kourtney and Khloe called Kardashians by Bebe -- in NYC. The sisters were "really involved" with creating the line, she says.

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Front Row for Fashion

Susan Sarandon, Demi Moore and Brooke Shields count themselves as longtime fans of Donna Karan. "She gives us clothes that are comfortable -- and obviously she loves women," Sarandon tells Us. "They are always flattering and you don’t have to be a Size 0 to wear them."

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It's in Her Genes

Who inspires Liv Tyler (with model Agyness Deyn at the G-Star Raw show)? Her parents! "They're both really great and wear what they like," she tells Us. "They're not really following any trends."

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The City Girl

Whitney Port stretched her legs before the Charlotte Ronson show. Her style "really depends on my mood," she says. "Yesterday, I think I was a lot more downtown style, but today I feel very uptown!" the reality star tells Us. "I mix it up, but I love feminine details."