GROCERY GAL: Shenae Grimes, talking to the paparazzi about her 90210 dream guest and President Obama after making a quick stop into Ralphs in West Hollywood.
HALF TIME: Isla Fisher, enjoying the half-roll special during lunch with a pal at Bond Street in the Thompson Beverly Hills Hotel.
How many bodyguards does it take to protect Mariah Carey and Nick Cannon during dinner?
CAFÉ SOCIETY: Mariah Carey and Nick Cannon, having dinner at Stevie’s Creole Cafe in Encino. They were being watched over by five bodyguards!
BREAKFAST OF CHAMPIONS: Jonathan Rhys Meyers, eating a morning meal at Jinky’s Cafe in West Hollywood.
BAGEL ME: Amanda Bynes, barely picking at a bagel, while she hung out by herself at Coffee Bean & Tea Leaf on Sunset Blvd. in West Hollywood.
ALL IN THE FAMILY: A newly engaged Alyssa Milano, dining with her fiance, CAA agent David Bugliari, and her parents at Koi in New York.
IN TUNE: OutKast’s musical sidekick Sleepy Brown, performing his greatest hits for a private audience, which included new touring partner Liana Mendoza, at Opera nightclub in Hollywood.
COMFY AND COZY: Milla Jovovich, buying wool sweaters and signature Tunisien V-neck tops at Zadig & Voltaire in West Hollywood.
SUN GOD: Mario Lopez, looking as tan as ever at the Perrier-Jouët-sponsored book party for Hollywood publicist Howard Bragman’s Where’s My Fifteen Minutes? at the Chateau Marmont Hotel in L.A.
FAKE BLONDE: Benji Madden, being followed around all night by a Paris Hilton look-alike while he was deejaying the Verizon Wireless BlackBerry Storm party at Trinity nightclub in Seattle. She took off after finally getitng a photo with him.
MILE-HIGH CLUB: Marisa Tomei, making out with her “freaking cute” boyfriend on a flight from Salt Lake City back to Los Angeles just hours after she received an Oscar nomination for The Wrestler.
GOT MILK!: Dominic Monaghan, downing Muscle Milk bars and shakes at the Rock Band Lounge while Christina Milian scooped up Burt’s Bees beauty products and KangaROOS sneakers.
WTF?: Ryan Cabrera, carrying around a mannequin as he walked around the L-R-G gifting suite to check out V-Moda headphones and Creative Recreation sneakers.
HOT COLE: Eliza Dushku and her nightlife impresario boyfriend Brent Bolthouse, hitting the Kenneth Cole Black and Gen Art party.
MOTHER’S DAY: Uma Thurman, Jodie Foster and Minnie Driver, enjoying cupcakes and 360 Vodka cosmos at the Greenhouse soiree for Motherhood after having lunch at the MySpace Cafe.
STICKY FINGERS: Ewan McGregor, decorating a handbag for Marnie Rocks Beading Cancer group with an impression of his hand in brightly colored paint at the Kari Feinstein Style Lounge.
NO FRILLS: An Inconvenient Truth director Davis Guggenheim, using the free bus rides to get around town.
SPRINGS AWAKENING: Lady GaGa headlines the 20th anniversary of Jeffrey Sanker's gay White Party weekend in Palm Springs in April.
—Additional reporting by Dahvi Shira