Beauty December 2010 By InStyle Editors InStyle Editors Facebook Instagram Twitter Our editors and writers comprise decades of expertise across the beauty, fashion, lifestyle and wellness spaces in print and digital. We prioritize journalistic integrity, factual accuracy, and also having fun with every story we share. InStyle's editorial guidelines Updated on February 1, 2011 @ 04:28PM Pin Share Tweet Email Trending Videos Photo: LE ROUX/SIPA December 2010 01 of 21 Best Long Hair: Kim Kardashian Jason LaVeris/Getty Images You tell us: Would you grow your hair as long as Kim Kardashian? 02 of 21 Best Curls: Nicole Kidman Kevin Winter/Getty Image You tell us: What do you love about Nicole Kidman's curls? 03 of 21 Best Braid: Blake Lively Andrew H. Walker/Getty Images for Tiffany & Co. You tell us: Would you try a falling out braid like Blake Lively? 04 of 21 Best Ponytail: Kate Beckinsale Janet Gough/CelebrityPhoto.com You tell us: Have you tried a flirty ponytail like Kate Beckinsale? 05 of 21 Jennifer Lopez: Best Waves Todd Williamson/Getty Images You tell us: What makes Jennifer Lopez's waves so perfect? 06 of 21 Best Pixie: Carey Mulligan Lionel Hahn/ABACAUSA.COM You tell us: What do you love about Carey Mulligan's pixie? 07 of 21 Christina Aquilera: Best Bob KYLE ROVER/startraksphoto.com You tell us: What makes Christina Aguilera's bob so special? 08 of 21 Lea Michele: Best Bangs Steve Granitz/Getty Images You tell us: Why do Lea Michele's bangs work so well? 09 of 21 Angelina Jolie's Windswept Strands INFphoto.com You tell us: Would you try a swept-back style like Angelina Jolie? 10 of 21 Lauren Conrad's Cute Hat Head Tsuni / GammaUSA You tell us: Would you try Lauren Conrad's version of hat head? 11 of 21 Jennifer Lopez's Voluminous Waves Donna Svennevik/ABC via Getty Images You tell us: What makes Jennifer Lopez's style so special? 12 of 21 Jessica Alba's Straight Bob Albert Michael/startraksphoto.com You tell us: What makes Jessica Alba's new bob work so well? 13 of 21 Kristen Bell's Side-Swept Updo BAUER-GRIFFIN.COM You tell us: Have you tried an asymmetrical updo like Kristen Bell? 14 of 21 Lea Michele's Textured Waves Michael Caulfield/WireImage You tell us: What makes Lea Michele's hairstyle so special? 15 of 21 Amy Adams's Tumbling Waves Albert Michael/startraksphoto.com You tell us: What makes Amy Adams's hairstyle so special? 16 of 21 Kim Kardashian's Low-Key Ponytail Jim Smeal / BEImages You tell us: How do you like Kim Kardashian's laid-back ponytail? 17 of 21 Cameron Diaz's Soft Waves Riccardo Cesari / Splash News You tell us: Do you prefer curls or straight strands on Cameron Diaz? 18 of 21 Jennifer Hudson's Side-Swept Bangs Ron Sachs/Pool/Sipa Press You tell us: Which bangs looked best on Jennifer Hudson? 19 of 21 Kirsten Dunst's Neat Bob Jason Kempin/Getty You tell us: Which bob do you prefer on Kirsten Dunst? 20 of 21 Carrie Underwood's Warm Blond Waves Royce DeGrie/FilmMagic You tell us: What makes Carrie Underwood's look so perfect? 21 of 21 Audrey Tautou's Cute Bob LE ROUX/SIPA We love Audrey Tautou's cute bob. Oui, oui!