Lindsay Lohan, Paula Abdul, Sharon Stone, Daryl Hannah, Jenna Elfman, Kristin Cavallari, Lindsay Price, Jamie Ray Newman, Daisy Fuentes, Stuart Townsend, and Gustavo Santaolalla helping Richard Branson raise hundreds of thousands of dollars for Virgin Unite and the Eve Branson Foundation in LA last Monday.

Dakota Fanning and Rachel Zoe teaming up at Nintendo’s Style Savvy Boutique in Los Angeles on Wednesday to pick up the hottest trends of the season and talk "Twilight".

Judah Friedlander, Constantine Maroulis, and Roxy Olin celebrating the launch of the Motorola’s new Droid Smartphone at Morimoto in NYC on Wednesday night.

Funnymen Drew Carey and Wayne Brady stopping in late-night to chow on Chef Sam DeMarco's signature buffalo chicken wings at First Food & Bar inside the Palazzo Las Vegas on Wednesday night. 

Christina Aguilera and hubby Jordan Bratman enjoying brunch at Joan's on Third in West Hollywood on Thursday.

Paris Hilton making a special request that her pair of EMU Australia Kings Cross boots be custom made in her trade-mark hue “that’s hot…pink” at Kitson Los Angeles on Thursday.

Don Cheadle showing George Lopez his hand at the second annual Ante Up For Africa Tournament at San Manuel Indian Bingo & Casino To Benefit Darfur on Thursday evening.

Jessica Simpson looking a little drab while sauntering through LAX on Thursday night having just arrived home from India.

"Real Housewives of NYC" Bethenny Frankel with Jason Hoppy, Alex McCord, Simon Van Kempen, Ramona & Mario Singer, designer Richie Rich, and stylist Alegra Torel sipping Three-O Vodka cocktails to celebrate designer Scott Kuhlman's re-launch of his European classic lifestyle brand S. Kuhlman at his new store location in NYC on Thursday.

Jamie Pressly debuting a new edgy short hair cut upon arriving in a Audi Q7 TDI SUV  to CAA’s Tracy Brennan and Director Marc Forster's pool side soiree on Thursday night at the Sunset Tower Hotel. 

Bill Maher and "True Blood" stars including Rutina Wesley, Michelle Forbes, Kristin Bauer, Mariana Klaveno and Patrick Gallagher at Two Rodeo and Tiffany & Co's  4th Annual Bow Wow Beverly Hills event on Thursday to benefit The Amanda Foundation, a no-kill animal rescue and shelter with the only free spay/neuter mobile clinic in all of Southern California.

Mary J Blige, Tyrese, Paul Wesley and Sean Sipos having dinner and cocktails at STK and Coco de Ville's Halloween Bash Mischief Night 2009 on Friday night.

Vanilla Ice celebrating his 42nd Birthday with a special performance at Sin City's  Studio 54 at MGM Grand on Friday night.

Audrina Patridge enjoying dinner at Buddakan at The Pier Shops at Caesars before hitting up Dusk Atlantic City for their Mischief Night Party on Friday.

Nick Lachey and Vanessa Minnillo hosting a lavish haunted-mansion theme Halloween party at Nick's Bel Air home on Friday, thrown by LA's The Party Goddess! Marley Majcher. Guests (including Kate Beckinsale, Tommy Lee, Malin Akerman, Joey McIntyre, Drew Lachey, Trace Ayala, Stacy Keibler, Kara DioGuardi and Wilmer Valderrama) enjoyed Skelanimals decorations and party favors, ate a mix of kobe burgers, quesadillas, taquitos, risotto and macaroni & cheese, and danced until the early morning hours to Michael Jackson songs before leaving with their very own Skelanimal to take home!  ‪ 

Hugh Grant, Kirsten Dunst, Jason Statham (dressed as a police officer) Matthew Settle (as a Cowboy) Ally Hilfiger, Lizzy Jagger, Christian Siriano (as the Little Mermaid), Alexa Chung and Agyness Deyn (dressed as Wayne & Garth from Wayne's World) partying until the early hours at the "Heroes vs. Villains" Halloween party on Saturday night at ROSE BAR at Gramercy Park Hotel in New York.

Holly Madison hosting “HollyWeen” at Studio 54 nightclub at MGM Grand, donning a gorgeous Queen of Hearts costume by Trashy Lingerie for the Halloween festivities. At 2 a.m., Holly made a grand entrance onto the stage to host the costume contest, being lowered two stories on an aerialist swing before taking the mic and introducing the candidates for the most original and sexiest costumes.

Blake Lively (in flight attendant costume), Michelle Trachtenberg (as Marie Antoinette) and Zach Braff (as a monk) celebrating Halloween at the SVEDKA Vodka Adult Playground 2033 Event Series at 1OAK in NYC on Saturday night.

Jerry Springer hosting the costume contest, helping hand out $500 for the sexiest Halloween threads and $500 for the most dysfunctional couple’s attire at the Hawaiian Tropic Zone's spooktacular Halloween soiree on Saturday.

Khloe Kardashian & Lamar Odom celebrating Halloween in costume and dancing with a packed restaurant at XVI in Hollywood while Nicole Richie (sans fiancé Joel Madden) celebrated a friend's birthday.

Nicky Hilton dressed as Audrey Hepburn from "Breakfast at Tiffany's," complete with a Chanel bag and Christian Louboutin pumps at PURE in Vegas on Saturday night. The Hilton clan took over the main VIP stage, where DJ Hollywood gave the family a shout out saying "The Hilton family is here! Royalty is here!"

AnnaLynne McCord celebrating her sister's 21st Birthday as a seductive catwoman at Tabú Ultra Lounge at MGM Grand on Saturday night.

Adam Lambert, Amanda Bynes, David Spade, Ellen Page, Isla Fisher, Jason Segel, Jonas Akerlund, Katy Perry, Lauren Conrad, Liv Tyler, Mitch Glazer, Russell Brand, Sacha Baron Cohen and Stacy Keibler sipping 42BELOW Cocktails until the wee hours of Sunday Morning at Adam Levine's Halloween Party.

Oprah Winfrey dashing inside Grauman's Chinese Theater on Sunday night with BFF Gail King for the screening of "Precious" at the AFI FEST presented by Audi.

Kristen Stewart donning Aryn K. at the "New Moon" premiere in Brazil on Sunday evening.

Britney Spears managing to sip a slurpie while wandering through customs en route to Australia on Monday night.