New York Fashion Week officially kicked off at various locations throughout the city and celebrities have flocked to the front row, the runway, and the after-parties. The Fall 2013 collections is being presented Feb. 7—14. Check out star sightings from the shows and follow Stylephile for updates from the front line.

Actress Carmen Electra and former “Real Housewives of New York” cast-member Kelly Bensimon posed backstage at the Badgley Mischka Fall 2013 show on Feb. 12.

Jada Pinkett Smith attended the Vera Wang Fall 2013 show.

Boston-born Uma Thurman and “Boardwalk Empire” star Gretchen Mol waited for the Donna Karan Autumn/Winter 2013 collection on Feb. 11.

From left: Actresses Vanessa Hudgens, AnnaSophia Robb, and Victoria Justice attended the Alice + Olivia By Stacey Bendet Fall 2013 fashion show presentation during Mercedes-Benz Fashion Week on Feb. 11.

Singer Kevin Jonas of The Jonas Brothers and his wife, Danielle Deleasa, walked backstage at the Pamella Roland 2013 Fall show.

“Knocked Up” actress Katherine Heigl smiled at the Reem Acra Fall 2013 show.

Brad Goreski, former style director for Rachel Zoe and star of the TV series “It’s a Brad, Brad World,” donned a metallic trench coat at New York Fashion Week on Feb. 11.

Nina Garcia, fashion director at Marie Claire Magazine and Proect Runway judge, attended the Belstaff Fall 2013 show on Feb. 11.

NBA player Carmelo Anthony walked the red carpet before the Carlos Campos Fall 2013 presentation at Milk Studios on Feb. 10.

“Pretty Little Liars” star Shay Mitchell was interviewed on the runway before the showing of the DKNY Fall 2013 collection on Feb. 10.

Purina ONE challenged misconceptions by featuring leash-trained cats during Fashion Week in New York as part of Purina ONE's Healthy Metabolism launch on Feb. 10.

Nicky Hilton attended the Diane Von Furstenberg Fall 2013 show on Feb. 10.

Jersey Shore cast-member Deena Cortese walked the red carpet backstage at the Reality of FASHION the Reality of AIDS show on Feb. 10.

Diane von Furstenberg, left, told model Cara Delevingne to smile as she walked the runway before von Furstenberg’s Fall 2013 collection was modeled on Feb. 10.

Zac Posen, designer and newest edition to the “Project Runway” judging panel, and model laughed backstage at the Fall 2013 Zac Posen Runway Show on Feb. 10.

Celebrity stylist Rachel Zoe attended the Tommy Hilfiger Women's Fall 2013 fashion show on Feb. 10.

“Children of Men” star Julianne Moore and “Californication” director Bart Freundlich chatted during the Fall 2013 Tommy Hilfiger Runway Show on Feb. 10.

Handbag and footwear designer Ivanka Trump attended the Carolina Herrera Fall 2013 show.

“Project Runway Season 4” winner Christian Siriano posed backstage at the runway show of his Fall 2013 collection.

From left: Stylist Brad Goreski, actress Bridget Moynahan, and actress Connie Britton posed for the cameras at the Monique Lhuillier Fall 2013 show on Feb. 9.

Musician Alexa Ray Joel , daughter of Billy Joel and Christie Brinkley, attended the Herve Leger by Max Azria Fall 2013 show in Lincoln Center on Feb. 9.

Olivia Wilde walked the red carpet before the Bulgari Celebrates Icons Of Style: The Serpenti show.

“High School Musical” star Vanessa Hudgens attended the Chloe Sevigny for Opening Ceremony all 2013 fashion show at St. Mark's Church In The Bowery on Feb. 9.

“Real Housewives of New York” cast-member Aviva Drescher posed for the cameras at the Bulgari Celebrates Icons Of Style: The Serpenti show on Feb. 9.

Anna Wintour, editor-in-chief of Vogue, attended the Creatures of the Wind Fall 2013 fashion show at the Eyebeam Art & Technology Center on Feb. 7 in New York.

“Parks & Recreation” star Rashida Jones attend the Dannijo Fall 2013 presentation.

Elizabeth Olsen, actress and sister to Mary Kate and Ashley, attended the AG Cher Coulter event..

U2’s Bono attended the Edun Fall 2013 show. Edun’s mission is to encourage trade in Africa and was founded by Bono and his wife, Alison “Ali” Hewson.

Designer Kenneth Cole and Heidi Klum, model and host of “Project Runway,” prepared backstage at the Kenneth Cole Collection Fall 2013 fashion show.

“Parks & Recreation” star Aziz Ansari hung out at the after party for Band Of Outsiders at the Monkey Bar on Feb. 7.

US Olympian Gabby Douglas presented a creation by Pamella Roland during the The Heart Truth's Red Dress Collection fashion show.

From left: Reality TV Stars Kendall, Kris, and Kylie Jenner posed in Badgley Mischka before walking the runway at the Heart Truth Red Dress Fashion Show.

Sarah Jessica Parker, well-known for her New York fashionista character Carrie Bradshaw on “Sex and the City,” reacted on stage at the amfAR New York Gala.

“The Voice” judge Cee lo Green performed atthe amfAR event.

Also known as Eli Gold on “The Good Wife”—and a visual artist to boot—Alan Cumming performed at the amfAR New York Gala.

Model and “Project Runway” host Heidi Klum walked the red carpet.

From left: Zac Posen, Heidi Klum, and Michael Kors also attended the amfAR New York Gala. Posen will join Klum as part of the judging panel on “Project Runway.” Kors, who served as a judge for ten seasons, will not be returning this year.

Lindsey Lohan on the red carpet.

“Smash” actress and former “American Idol” runner-up Katharine McPhee attended the amfAR New York Gala.

Patricia Clarkson, known for her roles in “Vicky Christina Barcelona” and “Friends with Benefits,” dazzled in royal blue.