Marc Malkin

Retna

LADY'S MAN: Kevin Dillon, along with his Entourage costars Adrian Grenier, Kevin Connolly and Jerry Ferrara, chatting up the scantily clad dancers during the opening of Sushisamba restaurant and Sugarcane nightclub at Las Vegas' Palazzo Resort and Casino.

BOYS CLUB: George Clooney and nightlife guru Rande Gerber, having dinner at Jones in West Hollywood.

BAY DAY: Janet Jackson, hanging out with a slew of her tour dancers in the House of Blues Foundation Room in Las Vegas.

ROCK STAR: Robert De Niro, drinking a Grey Goose martini (with olives) at the Sweetwater Saloon at the Hard Rock Hotel in San Diego.

FAMILY DAY: Gwen Stefani and Gavin Rossdale, taking son Kingston to L.A.'s Griffith Park for the Jane Goodall Peace Day celebration, where Daryl Hannah checked out the simultaneous EcoStiletto Kids Launch Party .

PICTURE PERFECT: Gossip Girl costars Penn Badgley, Blake Lively and Leighton Meester taking photos of each other with their iPhones during a Saturday night performance of This Is Burlesque at Corio in New York City.

LADY MARMALADE: Diane Keaton, having lunch with her kids at the Marmalade Cafe at the Grove mall in Los Angeles.

FANCY FOOTWORK: Former Dancing With the Stars contestant Jerry Rice giving dance tips to new Real Housewives of New York City star Kelly Killoren Bensimon at the Great Sports Legend Dinner to Cure Paralysis at NYC's Waldorf-Astoria.

BANK ON IT: Tyra Banks, enjoying meals at Sushi Roku and Restaurant Guy Savoy during a weekend in Las Vegas.

LOVE BUZZ: Kristen Bell, asking if she could have an Aurora Home Lighting system from Lutron at Kari Feinstein's Style Lounge for the Emmys.

Coming Up

HOPE FLOATS: The Jonas Brothers will perform at Barbara Davis' annual Carousel of Hope gala Oct. 25 in Beverly Hills. The night, benefiting the fight against childhood diabetes, will honor Denzel and Pauletta Washington.

—Additional reporting by Claudia Rosenbaum