People.com Celebrity Star Tracks - Thursday, November 1, 2007 By People Staff Published on November 1, 2007 05:00 PM Share Tweet Pin Email 01 of 15 'BEACH' RETREAT DEAN-GABO-JSM-BM / Bauer-Griffin Julia Roberts, who recently turned 40, totes everything she needs on her way into Shutters on the Beach hotel in Santa Monica on Wednesday. 02 of 15 A MUSICAL AUTHORITY Dimitrios Kambouris/WireImage Sheryl Crow gets the crowd in line as Officer Naughty at Bette Midler's annual Hulaween benefit at New York's Waldorf Astoria on Wednesday. At one point, the hostess herself joined Crow for a special duet. 03 of 15 HALLOWEEN MASH-UP Fame Pictures A showgirl? A paparazzo? Or, a fiesta queen? Only Britney Spears knows as she dons a variety of costumes – including a pink zebra showgirl costume and a TMZ press pass – during Heidi Klum's annual costume bash at Hollywood hot spot the Green Door on Wednesday. 04 of 15 WILD CATS Cousart-Ramirez-Rios/ JFX Gwen Stefani and son Kingston, 17 months, are a purr-fect match while out trick-or-treating Wednesday night with dad Gavin Rossdale in Los Angeles. 05 of 15 READY TO RUMBA TO/Flynet After dancing a perfect rumba, Melanie Brown and husband Stephen Belafonte surface in Toronto on Wednesday, where she signed autographs and posed for pictures outside their hotel. 06 of 15 WALK THE WALK Mike/Fame Pictures Lindsay Lohan steps out for lunch at the Newsroom Café on L.A.'s Robertson Boulevard with pal Samantha Ronson and boyfriend Riley Giles (not pictured) on Wednesday. 07 of 15 IN A SQUEEZE Seth Browarnik/WireImage No need for costumes: Matching couple Pete Wentz and girlfriend Ashlee Simpson stick to complementing snuggle wear during a Halloween party at Cameo Nightclub in Miami Beach on Wednesday. The couple was on hand for the bash, which Wentz co-hosted with pal Travis McCoy (of Gym Class Heroes). 08 of 15 COVER(ED) GIRL Mario Magnani/ Bauer-Griffin Tyra Banks manages to cover up and make a revealing statement while walking down New York's Madison Avenue on Wednesday. 09 of 15 JERSEY GIRL Demis Maryannakis / Splash News Online Hilary Duff has her hands full on Tuesday, while working on the New Jersey set of her film, Greta, about a waitress who falls for a cook despite the concern of her overprotective grandparents. 10 of 15 EASY LISTENING Jean Baptiste Lacroix/WireImage Heath Ledger takes a few of his favorite tunes to go while out for a walk in New York's Chinatown on Tuesday. 11 of 15 GOLDEN OPPORTUNITY Jon Furniss/WireImage She might be the daughter of Ozzy, Prince of Darkness, but Kelly Osbourne skips a ghoulish Halloween costume to go glam in an elegant gown at the National Television Awards in London on Wednesday. 12 of 15 ALL TIED UP ISBP-ZFI/ Bauer-Griffin With a ponytail to keep his bangs out of the way, Zac Efron makes another mad dash for the gym, heading to Ramsey's Sports Center in Toluca Lake, Calif. on Wednesday. 13 of 15 PAW PRINTS Gareth Cattermole/Getty Snoop Dog leaves his mark during a press conference for the MTV European Music Awards at the Munich Town Hall in Germany on Wednesday, a day before the rapper hosts the event. 14 of 15 SIDE LINED Gamepiks Even though the Lakers lost against the Houston Rockets, Charlie Sheen and his Two and a Half Men costar Angus T. Jones have a ball during Tuesday's season opener at the Staples Center in Los Angeles. 15 of 15 CIAO MILANO! INF Alicia Keys makes an enthusiastic appearance on Italian TRL Wednesday in the country's fashion capital. The singer's new album As I Am is due out next month.