Star Tracks: Friday, December 23, 2011

Can you I.D. the suddenly brunette star going incognito in Beverly Hills? Plus: Lady Gaga, Pink, Tracy Morgan and more
By People Staff
Updated December 27, 2011 05:00 PM

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WHO'S THAT GIRL?

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Guess who? It's Paris Hilton, who rocks a dark ensemble – topped with a brunette wig – for an incognito day out in Beverly Hills on Monday.

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SWEATER WEATHER

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Jessica Simpson covers her baby bump with her favorite green sweater Monday while strolling through Santa Barbara, Calif., with fiancé Eric Johnson.

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BREAKFAST CLUB

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Looks like Santa was good to little Willow! Carrying an armful of toys – including a pink giraffe! – singer Pink, hubby Carey Hart and their 6-month-old daughter head to breakfast in Malibu on Monday.

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NET-A-PORTER

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Ooh-la-la! Lady Gaga dons a barely there getup during a shopping trip to the Bruce Field boutique in Paris on Monday.

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NO 'STRESS'

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30 Rock star Tracy Morgan gets his point across while taking the stage at the Stress Factory Comedy Club on Monday in New Brunswick, N.J.

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PICTURE PERFECT

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Bono cuddles up to wife Ali Hewson on Sunday while visiting the Leopardstown race course in Dublin, Ireland, where the U2 frontman later served champagne to awaiting photographers and fans.

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YELLOW THERE!

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Stylish up-and-comer Elle Fanning cuts the mustard Monday in Beverly Hills.

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IN THE BAG

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A beaming Julianne Moore and husband Bart Freundlich stay in step while running errands in New York's West Village neighborhood Monday.

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SNOWED IN

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Heidi Klum and husband Seal have a prime – and chilly! – seat as they watch their kids hit the bunny slopes during their ski vacation Monday in Aspen, Colo.

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THEY'RE GAME!

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Now that's one way to celebrate the holiday! Alicia Keys and hubby Swizz Beatz take their adorable son Egypt to catch the New York Knicks' first game – and win! – of the NBA season against the Boston Celtics on Sunday.

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HOLD ON!

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She's in touch with her maternal instinct! A pregnant Jessica Simpson is one hands-on aunt, enjoying a fun day of shopping with nephew Bronx on Friday in Calabasas, Calif.

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BEACH BABES

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He's far away from the Upper East Side! Gossip Girl's Penn Badgley and Zoe Kravitz enjoy each other's company – and a sunny afternoon – during a vacation Friday in Miami Beach.

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BOARD MEMBER

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Look out below! Glee hunk Cory Monteith proves he's got skills, snowboarding down the slopes of Vancouver, Canada, on Wednesday.

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TRAFFIC STOPPER

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Twilight star Ashley Greene hits Times Square to unveil her DKNY Jeans Spring 2012 ad campaign billboard in N.Y.C. on Thursday.

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SANTA'S HELPER

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Home for the holidays, Justin Bieber makes a surprise visit to his local Daily Bread Food Bank in Toronto, Canada, on Wednesday evening.

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SUITS YOU!

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Gwen Stefani makes a holiday style statement in a festive green and red plaid suit during a Wednesday shopping trip in L.A.

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MIAMI HEAT

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Rocking a solid orange bikini, Gabrielle Union soaks up the sun and sand during a stroll in Miami Beach, Fla., on Thursday.

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SUNNY OUTLOOK

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With beloved pup Lola safely home from surgery, mom-to-be Hilary Duff steps out for an errand run in Studio City, Calif., on Thursday.

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SHORT CUT

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Would the queen approve? Rocking a short burgundy shift, Pippa Middleton gets a coffee boost in London on Wednesday.

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