Lifestyle Style Is This Look a Hit or Miss? Check out recent style triumphs and trip-ups by the stars – then rate the looks yourself! By Melissa Liebling-Goldberg By People Staff Published on August 27, 2007 04:00 PM Share Tweet Pin Email Trending Videos 01 of 15 SERENA WILLIAMS Jason Kempin/FilmMagic Ditching her sneakers for sky-high heels and a trendy Alice + Olivia tunic, the tennis pro stopped by TRL to show-off her skills. 02 of 15 ELLE MACPHERSON Don Arnold/WireImage The Australian supermodel was on hand for a fashion event in London, wearing an elegant white goddess gown and minimal accessories. 03 of 15 HAYDEN PANETTIERE Ferdaus Shamim/WireImage Continuing her European tour to promote Heroes, the young starlet opted for a more mature look in a red belted pencil dress in London. More on Hayden:See the latest photos, news and a full bio 04 of 15 JENNIFER GARNER EVERETT KENNEDY BROWN/epa/corbis Sayonara mom gear! The star makes a stylish turn in a delicate ivory and black Couture Couture dress at a Tokyo press conference for The Kingdom. More on Jennifer:See the latest photos, news and a full bio 05 of 15 KEIRA KNIGHTLEY SGP Italia/WireImage The actress makes like a fairy princess in her pale pink Chanel haute couture gown and jeweled updo at the Venice Film Festival premiere of Atonement. More on Keira:See the latest photos, news and a full bio 06 of 15 RIHANNA Scott Kirkland/INF Never afraid to try a new look, the singer hits the California Speedway’s Running Wide Open party in a tie-dye strapless Basso & Brooke dress and bright green nails! More on Rihanna:See the latest photos, news and a full bio 07 of 15 KEIRA KNIGHTLEY jeff Vespa/WireImage The star is simply exquisite in a Chanel gown and auburn waves while promoting her new film Atonement at the Venice Film Festival. More on Keira:See the latest photos, news and a full bio 08 of 15 HILARY DUFF Jackson Lee/Ahmad Elatab/Splash news online After a daytime stroll, the singer heads out to dinner with her new beau in a Karen Zambos printed tunic and her favorite CC Skye hoops. More on Hilary:See the latest photos, news and a full bio 09 of 15 HAYDEN PANETTIERE dpa /Landov The Heroes star brightens up a photo call for the series in Berlin in a turquoise satin Cynthia Rowley tunic. More on Hayden:See the latest photos, news and a full bio 10 of 15 ALI LARTER Jun Sato/WireImage The Heroes star is big in Japan in her Dolce & Gabbana satin camisole and pencil skirt at a Tokyo press conference for the hit show. 11 of 15 TERI HATCHER goff/INF The actress celebrates her new role as the face of Badgley Mischka in one of the line’s dotted party dresses. More on Teri:See the latest photos, news and a full bio 12 of 15 FELICITY HUFFMAN Devan/INF Showing support for her Desperate Housewives costar, the actress keeps it casual in J & Company jeans and her own chiffon top at the Badgley Mischka party in Los Angeles. 13 of 15 MISCHA BARTON Jackson Lee/Splash News Online The music may have been rock and roll, but the British actress went for a flapper look in her sparkly See by Chloe dress and headscarf at a Tom Petty concert in the Hamptons. More on Mischa:See the latest photos, news and a full bio 14 of 15 VANESSA HUDGENS Russell Einhorn/Splash News Online The High School Musical star opted for a column Thread Social dress with a pale graphic print for the 2007 Teen Choice Awards in Los Angeles. 15 of 15 KELLY CLARKSON Fitzroy Barrett/Landov Before getting ready for her performance at the 2007 Teen Choice Awards, the singer hit the red carpet in this strapless BCBG dress. More on Kelly:See the latest photos, news and a full bio