Spotted!

Lauren Conrad checking out the latest Lia Sophia baubles and sipping Muscle Milk light while at the Alice + olivia store in NYC after the Nanette Lepore show on Sept. 16.

Lionel Richie telling OK! his daughter Nicole Richie is "The happiest person in the whole world"  at UNCF and Target's An Evening of Stars with a Tribute to Lionel Richie.

George Clooney hugging it out with Oprah Winfrey before heading out to a dinner party hosted by BlackBerry to celebrate his new movie Up in the Air at the Toronto International Film Festival.

Glee castmember Jenna Ushkowitz gushing that Johnny Depp was her celebrity crush at the Glee premiere in L.A.

Mena Suvari and former Twlight co-stars Rachelle Lefevre and Anna Kendrick hosting a Protect the Seals event at Nikki Beach in Toronto.

Martha Stewart and chef Eric Ripert at a Grey Goose party at Skyline Studios in NYC to celebrate  his new cooking show Avec Eric –which airs  Sundays on PBS.

American Idol judge Kara DioGuardi getting a blowout from stylist Cervando at Beauty Bar with Byron & Tracey at the Metropolitan Showtime House  in NYC. She was heard talking about how excited she is to have Ellen DeGeneres as the newest judge. She said that Ellen makes people happy, and that she  was the last to know about Ellen coming on board since she’s the “newbie.” Kara also also picked up a pair of Solstice sunglasses and products from Redken Haircare and Urban Decay totaling over $400.

Mark Ronson and his good friend Matt Kays at the Charlotte Ronson fashion show after party at EMM Group's new restaurant/lounge Abe & Author's in NYC.

Hilary Duff at QVC Style Party at Mercedes-Benz Fashion Week.

Mickey Rourke eating Pop Burgers in the W Hotels VIP Backstage lounge with his girlfriend.

Charlize Theron celebrating the premiere of The Burning Plain at Bond St. in Beverly Hills.

Power couple Tom Cruise and Katie Holmes sure know a thing or two about making people feel welcome! They gifted Jay Leno 360 Sprinkles cupcakes in celebration of his first show on prime time television.

Jennifer Garner getting pink plaid jumpers, fur-embellished vests and cord conductor hats from Please Mum for Violet and Seraphina at the IT Lounge in Toronto.

Jessica Stroup catching up with Emmanuelle Chriqui in the Mercedes-Benz Star Lounge.

Janet Jackson partying with her dance team until wee hours at NYC exclusive lounge The Griffin.

Rachel Bilson had the W Hotel's VIP Backstage lounge cleared so she could change before the Badgley Mischka show. The star was very sweet, insisting, "I swear I'm not one of those girls -- there are just no changing rooms around here!"

The Donnas at  KIIS FM and 98.7 Gifting Suite for the Sunset Music Festival.

Kim Kardashian telling OK! her pregnant sister Kourtney "is kind of huge" at The Brent Shapiro Foundation for Drug and Alcohol Awareness.

Perrey Reeves of the Emmy-nominated Entourage shopping recently at Martin + Osa’s Century City store in L.A.

Ewan McGregor talking loudly as he walked into Nikki Beach in Toronto for the AMC lounge while on the opposite side of the lounge, Jennifer Connolly and Paul Bettany gave interviews for Creation.

Desperate Housewive's Teri Hatcher beat Mario Lopez in the swim portion of the Nautica Malibu Triathlon, but Mario edged out Teri in the end. Mario was relieved, commenting "I wasn't about to lose to any of the housewives."

Marcia Cross at The Fifth Annual Pink Party in Santa Monica.

Hilary Duff at the QVC Style Party in NYC.

Michael Kors and Debra Messing celebrating the launch of Michael’s newest fragrance, Very Hollywood at Macy’s Herald Square in NYC during Fashion’s Night Out.

Nate Berkus and Stefani Greenfield celebrating the launch of Molly Sims' new HSN jewelry collection Grayce by Molly Sims at Raoul's in NYC.