Front row favorites at Fashion Week

Actresses Amanda Seyfried, Emma Stone, and Dianna Agron attended Miu Miu's runway show in Paris. Agron later tweeted: "Was so happy to be at the Miu Miu show yesterday with my friends!"

Holmes and her stylist, Jeanne Yang, showed their Holmes & Yang collection at the Tents for the first time this Fashion Week. When we asked Holmes about her inspiration, she told us, "We as women spend a lot of money on clothes—they better make us look skinny and hot." We couldn't agree more!

InStyle Makeover cover girl Julianne Hough sat with actresses Jordana Brewster and Jenna Dewan at Naeem Khan's show at Lincoln Center. "[Naeem Khan] makes me feel like a woman," Hough told InStyle.com of the designer. "The fit is always great. I love his cut. I've worn probably four dresses of his in the last year because they really fit my body well." Dewan also told us why she loved the Naeem Khan dress she chose for the show: "It stood out to me because of its embellishment, and I love the black and white. I love the low front. I'm always trying to push the boundaries just a little bit."

The creator of Girls made fast friends earlier this year when she first met Brooklyn-based designer Rachel Antonoff. "We’ve been friends since March. But it was one of those things where we met and within ten minutes I told her about the ghost in my apartment and the most embarrassing thing that ever happened to me in 7th grade," Dunham told us at the event. "She’s just a real kindred spirit." Dunham wore one of Antonoff's sweatshirts to the designer's presentation at Drive In Studios on Saturday afternoon.

Smash's latest guest star posed in an emerald pantsuit at the 10th season finale runway show of Project Runway, where it was announced that she would be the grand finale's celebrity judge. “Fashion is such a means of expressing yourself and letting your personality shine through your clothes,” the singer told us.

Steinfeld and Williams were spotted together at Peter Som and reconnected at the Prabal Gurung show. "It's a pleasure to know [Peter] personally," Williams said.

Kate Bosworth took some time off from flashing her new engagement ring to attend Theyskens' Theory Spring 2013 show at Skylight at Moynihan Station on Monday. She was joined by model Doutzen Kroes.

The designer posed with Jennifer Lopez and boyfriend Casper Smart at the Valentino show in Paris, held at Espace Ephemere Tulieres. Lopez later tweeted: "Dreamy Valentino show with Mr. Valentino himself, Giancarlo and my Beau. #Paris #Heaven"

Designer Rachel Roy and actress Gabrielle Union sat front row to take in Mark McNairy New Amsterdam's Spring 2013 show at the New York Public Library.

Academy Award nominee Jessica Chastain took some time off from promoting Lawless to attend Altuzarra's spring runway show at La Venue.