Stars at New York Fashion Week

Tucked between Amy Adams and Diane Kruger, Emma Stone popped up at Calvin Klein in a melon dress by the label that won our "Look of the Day."

The small screen stars worked bright looks backstage at Michael Kors's celebrity-filled spring show. Clearly impressed, McPhee Tweeted a simple "Loved your show @MichaelKors" after the event.

The blazered duo cuddled up close for a quick shot backstage at Kors's show. When considering smiling models backstages, Kors Tweeted, "It's all about optimistic glamour."

Zeta-Jones (in a chocolate Michael Kors wrap dress) looked effortlessly chic sitting next to her husband in the plush seats at Kors's show.

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!

The fashionable couple walked in hand-in-hand at Marchesa. "We were listening to the Beatles and were really inspired by the idea of the western culture and the Indian culture fused together—Keren and I are such huge fans of India," designer Georgina Chapman told InStyle.com about the latest collection.

The teen actress made a fun statement front row at Nanette Lepore in one of the designer's hot pink dresses. "I really loved the color. I love all of Nanette’s clothes!" Breslin told InStyle.com. "Her clothes are really different than anything you see in stores. This is a simple dress, but it has a flare of fun to it—all her clothes are like that."

The Olympic swimmer and the Top Model smiled-or should we say smized?-for the photographers from their front row seats at Jeremy Scott.

The Blonds' "psycho beach party" themed show was inspired by Madonna's 1990s reign and the era of the supermodel, according to the designers. "It was just a fun time for music, fashion, makeup, and hair," Phillipe Blond told InStyle.com. "We are using a lot of latex. It’s just about getting in the water with your corset on and swimming with your swimming cap!" At least one fan liked it: we spotted Paris Hilton in the front row, shouting "Yes!" every time she saw a look she liked, and snapping photos on her phone. She and singer Adam Lambert (who has worn The Blonds' designs before) posed for photos before the show began.

InStyle Makeover

cover girl Julianne Hough sat with actresses Jordana Brewster and Jenna Dewan at Naeem Khan's show Tuesday 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."

Designer Jenny Packham told InStyle.com the inspiration behind her Spring/Summer 2013 collection: "It's inspired by a trip I had to Las Vegas with my family," she told us. "I was shocked by it, so I designed a collection based on what, in my imagination, Las Vegas was like in the 1950s when it was the Rat Pack and the Sands Hotel. It was the essence of cool at the time." Actress Minka Kelly also told us what she loves about the designer: "I love how elegant and romantic her dresses are, how ladylike but also strong and sophisticated she is."

Actress Kirsten Dunst was pretty in stripes at the Rodarte Spring/Summer 2013 show at the Zach Feuer Gallery during New York Fashion Week.

Professional wrestler-turned-model Stacy Keibler sat front row at Vera Wang's Spring/Summer 2013 show during New York Fashion Week. After the show, she tweeted: "Wow, @VeraWangGang killed it on the runway! I was blown away and can't wait to get into some of those pieces!"

Michelle Trachtenberg talked to InStyle.com about a Badgley Mischka dress she wears in the fifth episode of the upcoming season of Gossip Girl: "It literally fit like a glove," she told us. "We just had to zip it up. It was immediately glamorous and stunning." Gymnast Aly Raisman told us she had never been to a fashion show before! "In the back when amp#91;the modelsamp#93; are changing, it’s really hectic, and I can relate a little bit because I’m on tour now," she told InStyle.com. "In between our acts, we’re rushing and trying to switch our leotards. It’s definitely crazy for us too!"

Funny ladies and Bridesmaids co-stars reunited for Marc Jacobs' Spring 2013 show, held at the 26th Street Armory in New York.

British TV personality-turned-designer Alexa Chung and young actress Hailee Steinfeld sat front row for Marc Jacobs International's Spring 2013 show at the NY State Armory on Monday.

Designer Lauren Conrad took in the super-colorful, candy-inspired Spring 2013 Collection presented by Stacey Bendet of Alice + Olivia on Monday. "I love that they went for this retro vibe," she told InStyle.com. Her favorite piece was a pastel blue dress: "It’s blue and it’s fantastic! It’s really beautiful. My favorite pieces are always the ones that are most difficult to wear. It’s something that would be perfect to wear to a gala or somewhere dressy—preferably for daytime since it’s pastel."

The four fabulous ladies took a moment to pose for photos at Alice + Olivia's presentation on Monday. AnnaSophia Robb, who will play the iconic Carrie in the upcoming Carrie Diaries, told InStyle.com she loves the A+O dress she picked for the occasion because it didn't require alterations: "It’s so nice when you’re able to walk into a store and it fits perfectly," she said. "It’s playful, but flattering. I feel like I could go out, have dinner, go to an event in this!"

Former American Idol judge Paula Abdul posed with fashion commentator Kelly Osbourne and actress Susan Sarandon (along with her dogs) at Chris Benz's show on Monday. "This collection is very much an exercise between scary and pretty," Benz told InStyle.com. "We have that ideal Wednesday Addams scary girl and then the very, very Marilyn Munster pretty girl. A lot of the prints are like sickeningly sweet colors—baby pink, pastels, robin’s egg blue—and those are counter balanced by chocolate black and midnight and really electric green and red—kind of shocking."

Twilight

star Ashley Greene and Aussie actress Rachael Taylor sat side-by-side in the front row at the Donna Karan New York show on Monday.

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.

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

The breakthrough actress chose a clementine shift and paired it with a slicked-back 'do for Carolina Herrera's spring runway show. Backstage, the designer told us, "The color palette is soft, as you can see, but I did use the romanticists of the collection and I mixed it with abstract paints and touches of orange. I love everything in this collection!"

The young star was excited to be holding one of track and field star Sanya Richards Ross's Olympic gold medals backstage at Tommy Hilfiger's runway show.

Kelly Osbourne loves Zac Posen's dresses because they fit women's bodies perfectly. "They pull you in in all the right places," she told InStyle.com. "He takes a lot of throwbacks to old Hollywood, but he modernizes them with his patterns and the way he cuts. Whenever you have a fat day, wear Zac Posen." The fashion commentator took a moment to pose with Madonna's daughter Lourdes Leon in the front row.

Sex and the City

's Sarah Jessica Parker has long been a fan (and friend) of the ultimate female-power-designer Diane von Furstenberg. And SJP wasn't the only Carrie present! AnnaSophia Robb, the lead in the upcoming Carrie Diaries, also sat front row.

Brad Goreski and his client Christina Ricci took a moment to pose together at the Thakoon show at Lincoln Center on Sunday. Goreski has styled Ricci for a number of red carpets, including a very glamorous Jenny Packham dress for an event earlier this year. “I felt like Marilyn Monroe. It was very screen siren," Ricci told InStyle.com at Maiyet’s launch party, held at Barneys New York in March.

Reality TV star-turned designer Lauren Conrad sat front row at Tracy Reese's show on Sunday afternoon. "I love her dresses," LC told us of Reese's designs. "I think she does a really nice silhouette, and I think she does a really nice job with prints and colors. I think that they’re always very classy but they still feel really youthful." She was joined at the show by 90210 actress Shenae Grimes.

Supernatural star alert! Twilight's Alice Cullen took a seat next to the Teen Wolf actress at Donna Karan's DKNY show in Midtown Manhattan. "Donna's all about creating clothes that make a woman feel beautiful and comfortable, and it's very important to her that you that you find your own style within the clothes that she create," Greene, the latest face of the house, told us. "I love that."

The singer and actress chose a lemon Lela Rose dress to take in the designer's spring collection. "Lela’s clothes are sophisticated and very feminine, and they show off that side of me," Moore shared.

Victoria Beckham's doting husband made sure he had a front row seat at her spring show, held at the New York Public Library on 5th Avenue.

The tennis champ, spotted at the Victoria Beckham presentation after her U.S. Open run, picked strawberry trousers for her first Fashion Week outing this season.

Where haven't Kate Bosworth and Michael Polish been this week? The Fashion Week favorite and her new fiance stopped by Cushnie et Ochs before heading here to Joseph Altuzarra's latest show.

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

Not only did Jennifer Aniston's fiance Justin Theroux sit front row at Alexander Wang's show Saturday night, he did so wearing what may have been a man-gagement ring. He took in the fashionable festivities with a gold ring inscribed with his own name on his left ring finger.

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.

Designer Rebecca Taylor and singer Katherine McPhee stopped to pose for a photo together backstage before the Saturday afternoon show. Afterwards, McPhee tweeted: "Loved your show @myrebeccataylor! Beautiful beautiful. Can't wait to wear them." The designer's tropical-colored collection was inspired by spending time in the Big Apple this summer, Taylor told InStyle.com: "It was inspired by being in New York for the summer, but dreaming of being in Hawaii."

Rose Byrne attended Jill Stuart's show Saturday at the The Stage at Lincon Center. The Damages star told us of Stuart's designs: "Her clothes are beautiful, sexy, young, very feminine, and always current."

A gaggle of hot guys took over the Lacoste show during Fashion Week, all to see the brand's latest tennis-inspired collection. "This collection is going to hit stores for the 80th anniversary of the brand, so this one is really about tennis and the history of the brand," creative director Felipe Oliveira Baptista told InStyle.com. "I tried to take a little but from every decade and push it a little bit."

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 on Friday night and reconnected at the Prabal Gurung show Saturday morning. "It's a pleasure to know [Peter] personally," Williams said.

The star of the upcoming The Carrie Diaries was a vision in cobalt at Rebecca Minkoff's spring show, inspired by photographer Slim Aarons. "I loved the places he traveled and the people he photographed," Minkoff told InStyle.com. "They were tan and happy and healthy-it was about reimagining that lifestyle and that girl now."

New York's social butterflies, both front row regulars at New York Fashion Week, shared each other's company at Noon by Noor's spring show.

Lauren Conrad (in a dress from the Garance Dore for Kate Spade collection) posed with Kate Spade's Creative Director, Deborah Lloyd, at the feminine brand's spring 2013 celebratory presentation. "Next year is our 20th anniversary, and what better way to celebrate that then by having a collection of things we love?" Lloyd told InStyle.com. "Pops of color, well-placed bows, bold blooms—who doesn't love a picnic in the park?"

The Premium Rush actress celebrated Kate Spade's upcoming anniversary collection in a colorblock skirt, leopard heels, and a bag from the brand's fall collection.

The celebrity stylist-turned-designer and her husband were spotted in the front row at Supima's spring 2013 runway show wearing matching black ensembles.

The Pretty Little Liars star snuck backstage after the show to congratulate the designer, famous for creating Octavia Spencer's Oscar look, on his latest collection. "There was one that looked like a ming vase. It had blue on top and blue tulle that shot out? It was unbelievable," Bellisario gushed post-show. "I'd have to wear it on the red carpet. I don't go anywhere that deserves those dresses other than that."

The Hills

are alive and well! Former reality star Whitney Port, who will also be presenting her latest Whitney Eve collection this week, joined Dania Ramirez in BCBG's front row.

Twilight

's resident hunk took a well-suited seat next to the Olympic golden boy Ryan Lochte at Joseph Abboud's spring 2013 runway show. Way to work it, gentleman!