New York Fashion Week is here! We're so excited for the semiannual gathering of designers, models, and celebrities . While the runway shows bring plenty of exciting new fashion, one of the best parts of the big week is seeing surprising celebrity duos in the front row. From Rihanna  and Rachel Bilson  to Kristen Stewart  and Kate Moss , there are plenty of pals that will make you do a double take.
Jessica Chastain and Cameron Diaz  were so excited at Giorgio Armani in January 2012.
Kanye West , Jared Leto , Chase Crawford, and Patrick Wilson watched Calvin Klein in February 2009.
Maria Menounos, Usher , and Hilary Duff  smiled at Michael Kors in February 2007.
Rooney Mara, Anna Wintour, and Taylor Swift  talked at Rodarte in September 2012.
Kerry Washington, Zoe Saldana , and Kate Bosworth  chatted at Calvin Klein in February 2011.
Kanye West  and Vanessa Hudgens  were together at Jeremy Scott in September 2011.
Joe Jonas , Zac Efron , and Kellan Lutz  were all dapper at Calvin Klein in September 2011.
Mandy Moore , Famke Janssen, Rashida Jones, and Maggie Gyllenhaal  focused at Marc Jacobs in September 2003.
Selena Gomez  and Kim Kardashian  laughed in July 2010 at Miami Fashion Week.
Vanessa Hudgens  and Fergie  sat close at Anna Sui in September 2011.
Ashley Olsen , Kate Hudson , and Kristen Stewart  were serious at Burberry in February 2010.
Molly Sims, Michelle Monaghan, Camilla Belle, Emma Roberts, and Mandy Moore  dressed up for the Marchesa September 2011 show in NYC.
Kanye West , Lucy Liu , and Rihanna  were all together for Paris Fashion Week in 2009.
Rihanna  and Rachel Bilson  posed at Zac Posen in September 2007.
Sarah Jessica Parker  and Anna Wintour caught up at Alexander Wang in February 2009.
Charlize Theron  caught up with Anna Wintour at Dior in Paris in May 2007.
Julianne Moore, Kerry Washington, Isabel Lucas, and Katie Holmes  were colorful for Calvin Klein's NYC show in September 2010.
Cate Blanchett , Roberta Armani, and Katie Holmes  were serious about the Giorgio Armani Privé Haute Couture show in Paris in July 2011.
Emma Watson  and Gwyneth Paltrow  were in London in September 2009 for Burberry.
Mandy Moore  and Jaime King had a blonde moment at Behnaz Sarafpour in NYC in September 2005.
Downton Abbey's Laura Carmichael and Michelle Dockery teamed up with Michelle Williams  for the London Mulberry show in February 2012.
In September 2002, Jaime King and Natalie Portman  cheered on Zac Posen in NYC.
Eva Mendes , Kerry Washington, Rose Byrne, and Thandie Newton  cozied up in September 2009 to see Calvin Klein's NYC show.
Anne Hathaway  and Jessica Simpson  had mixed reactions at Luca Luca in NYC back in September 2004.
Cameron Diaz  and Jimmy Fallon  laughed in September 2007 at Rag & Bone in NYC.
In September 2002, Keri Russell , Ali Landry, and Scarlett Johansson  were in NYC to see BCBG Max Azria.
Jessica Alba , Claire Danes , and Julianna Margulies were in NYC for Narciso Rodriguez in September 2008.
Helena Christensen , Melissa George, Alexis Bledel, and Ashley Olsen  checked out Calvin Klein's NYC show in September 2005.
Kate Moss , Kristen Stewart , Romola Garai, Hayley Atwell, Harley Viera-Newton, and Laura Bailey were Mulberry buddies in September 2011 in London.
Claire Danes  and Sarah Jessica Parker  were together in NYC for Narciso Rodriguez in February 2003.
Victoria Beckham  and Jennifer Lopez  showed their love for Marc Jacobs in NYC in September 2008.
Singer Ellie Goulding was next to Kanye West  and Sienna Miller  for Burberry in September 2011 in London.
Jennifer Lopez  and Bradley Cooper  made a good pair in September 2010 for the Tommy Hilfiger show in NYC.
Elizabeth Banks, Christina Hendricks, M.I.A., and Jessica Alba  were together in July 2012 for the Paris Versace Haute Couture show.
Victoria Beckham  and Katie Holmes  blended in for Chanel's October 2006 Paris presentation.
In July 2004, Katie Holmes  and Eve saw Christian Dior's Paris show.