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Sightings: Hilton, Seacrest and Scary Spice

Mon., Jul. 7, 2008 3:00 PM PDT by Marc Malkin

Hard Rock Hotel

HIGH ROLLERS: Paris Hilton and Benji Madden, partying at the new Wasted Space rock lounge in Las Vegas' Hard Rock Hotel and Casino with Nicole Richie and Joel Madden after the night's poolside Good Charlotte show.

HAMPTON'S HIDEAWAY: Ryan Seacrest, Mary-Kate Olsen, Rocco DiSpirito and Epic Records honcho Charlie Walk, hitting Snapple Antioxidant's Fourth of July Barbecue and Don Julio tequila tasting at the Estate mansion in Sag Harbor, N.Y.

NIGHT OWLS: Jeremy Sisto and Jack Huston, hanging at the bar during the Lo Hi Fi party at Hollywood's Green Door as Macy Gray ordered a bottle of Siku Glacier Ice Vodka at a nearby table.

GIMME MOORE: Shemar Moore, checking out Katt Williams' show at the Pearl inside the Palms Casino in Las Vegas.

WE ALL SCREAM: Melanie "Scary Spice" Brown and hubby Stephen Belafonte, treating their kids to Häagen-Dazs ice cream at L.A.'s Grove mall.