People.com Celebrity Star Tracks: Tuesday, November 30, 2010 By People Staff Published on November 30, 2010 05:00 PM Share Tweet Pin Email 01 of 16 SPEAK NOW Krista Kennell/Sipa Jennifer Lopez waves to fans on Tuesday as she's announced as the newest spokesperson for the Boys amp Girls Clubs of America. The American Idol judge is the first female face of the organization, joining fellow BGCA alumnus Denzel Washington in the role. 02 of 16 BUDDING ARTIST Richie Buxo/Splash News Online Anne Hathaway – who's set to co-host the Oscars with James Franco on Feb. 27 – is coming up roses in Dolce amp Gabbana at IFP's 20th Anniversary Gotham Independent Film Awards Monday night in New York. 03 of 16 DANCING QUEEN Kevin Mazur/WireImage Express yourself! Madonna leads a sexy dance class Monday at the opening of her very first gym, Hard Candy Fitness, in Mexico City. The Material Girl plans to open more locations worldwide in the months ahead. 04 of 16 BOLD SHOULDER Erik Pendzich/Rex Also at the IFP Awards: Black Swan star Natalie Portman, who makes a glamorous entrance Monday night in New York City. The actress is generating Oscar buzz for her gritty role in the ballerina thriller. 05 of 16 FANCY FEET Taylor Hill/FilmMagic Shall we dance? Former Dancing with the Stars rivals Kyle Massey and Jennifer Grey go for a jovial spin Tuesday morning at the launch of the Epic Mickey video game at the Disney Store in New York City. 06 of 16 HAT TRICK Sharky/Splash News Online Fergie travels comfortably on Tuesday, arriving at Los Angeles International Airport in a cozy sweater and draped top. Her latest album with the Black Eyed Peas, The Beginning, drops today. 07 of 16 POLISH & SHINE David Livingston/WireImage Halle Berry brings her signature style to Los Angeles on Monday, posing before a special Variety screening of her new film, Frankie and Alice, at the ArcLight Hollywood cinemas. 08 of 16 DECK THE HALLS Flynet New dog owner Joe Jonas picks up a seasonal gift – a Christmas tree! – while out in West Hollywood on Monday. 09 of 16 CALL TIME Ramey Can you hear me now? A multitasking George Clooney phones it in on his way back to work Monday after lunch in Studio City, Calif. 10 of 16 WHAT A 'HAMM'-FUL! Elder Ordonez/INF Mad Men's Jon Hamm is one dapper baggage handler, heading out of his N.Y.C. apartment on Monday with enough luggage for two! See more stars' airport style here! 11 of 16 RETAIL FOR TWO Beiny/Fu/WENN With sometimes girlfriend Kim Kardashian in the Big Apple, Gabriel Aubry spends quality time with the other woman in his life – daughter Nahla, 2½ – during an excursion to The Grove in L.A. on Sunday. 12 of 16 A LEG UP Pacific Coast News A bundled-up Jessica Simpson braves New York's wintry weather while stepping out in the city Monday. The singer spent Thanksgiving with fiancé Eric Johnson, for whom she cooked a vegan dinner. 13 of 16 CLOSE SHAVE Taylor Hill/WireImage) New York Yankee Nick Swisher shows off his baby-faced new look after doing away with his mustache at an Art of Shaving store in New York. The baseball player had been growing out his facial scruff for men's health charity Movember, which promotes prostate cancer awareness. 14 of 16 POINT & SHOOT Owen Beiny/WENN Tori Spelling gets camera-ready Monday before beginning filming on her new ABC talk show at L.A.'s The Grove shopping center. 15 of 16 WATER BABY INF Seraphina loves her Aquafina! Jennifer Garner holds on tight to her 22-month-old tot while hitting an L.A.-area Target. 16 of 16 SET DRESSING Doug Meszler/Splash News Online Look who's a "Bass" act? Ed Westwick gets right into character as his alter ego Chuck Bass while filming scenes for Gossip Girl in New York Monday.