Lifestyle Style What's Her Best Look? Changing hair colors, makeup and cuts is all in a day's work for a celeb. Vote on which style works best for Rihanna, Jennifer Hudson and more. By Melissa Liebling-Goldberg By People Staff Published on May 9, 2007 02:00 PM Share Tweet Pin Email Trending Videos 01 of 13 RIHANNA Peter Kramer/Getty; Jeff Kravitz/FilmMagic The recording artist recently ditched her glamorous long curls for a funky asymmetrical, layered ’80s bob. 02 of 13 HILARY SWANK Jon Kopaloff/FilmMagic; Jeffrey Mayer/WireImage The Oscar winner debuted her blunt bangs back in January, but pinned them back at last week’s premiere of The Reaping for a sleek, clean style. 03 of 13 JENNIFER HUDSON John Shearer/WireImage; Chris Polk/FilmMagic The recent Best Actress winner rocked soft, loose curls through award season, but turned up in Chicago with a short, super-curly bob. 04 of 13 LIV TYLER Victor Chavez/WireImage; Jamie McCarthy/WireImage The Reign Over Me actress showed off her porcelain skin with pulled-back hair in the fall, only to debut heavy bangs this spring at a Givenchy event. 05 of 13 EVA LONGORIA Lisa Rose/jpistudios; Michael Tran/FilmMagic The soon-to-be-married star went to great lengths with her long brunette curls at the SAG Awards, but switched to a sleek bob for an L.A. Fashion Week event. 06 of 13 HALLE BERRY Rodrigo Varela/WireImage, Jorge Rios/iPhoto While promoting A Perfect Stranger, the star traded in her shiny, straight haircut at the film’s Miami premiere for a shaggy style with heavy bangs in Canada. 07 of 13 MADONNA James Murphy/Loud & Clear; Harold Cunningham/WireImage The Material Mom arrived at the Vanity Fair Oscars party with a head of retro curls, only to turn up with sleek and straight locks while promoting her H&M line a few weeks later. 08 of 13 LINDSAY LOHAN Lester Cohen/WireImage; NEILL J. SCHUTZER/RAMEY The natural redhead kicked off 2007 with raven tresses, only to dye her hair to a golden blonde in early March. 09 of 13 STAR JONES The talk show host celebrated her post weight-loss body in clingy minis and long locks, only to switch to a more conservative look and short bob for hosting her new Court TV show. 10 of 13 BEYONCé Steve Granitz/WireImage; Nancy Kaszerman/ZUMA The singer-actress dazzled on the Oscars red carpet with long, smooth hair, only to switch to two-tone curls on TRL the following week. 11 of 13 MICHELLE WILLIAMS Scott Wintrow/Getty; Fred Prouser/reuters She started the year as an ethereal blonde with loose waves, only to debut a cropped pixie cut alongside fiancé Heath Ledger at the Indie Spirit Awards in February. 12 of 13 JESSICA SIMPSON Greg Mathieson /Landov; MJJPhotos The singer made her name as a bouncy blonde, only to shock everyone by debuting a dark brunette ‘do in February. 13 of 13 KATHARINE MCPHEE The former Idol star was ultra-glam at the Golden Globe afterparties, only to head out with a bare face and glasses a few days later in L.A.