Access Star Sightings, April 11 - 17, 2009

Drew Barrymore and Jessica Lange share a laugh at the premiere of HBO Films' 'Grey Gardens' in HollywoodGetty ImagesAccess Hollywood

LOS ANGELES, Calif. -- Sunday, April 12, in LA: Kate Beckinsale wearing white bunny ears for Easter Sunday... Gwen Stefani stepping out with baby Zuma and an Easter basket.

Monday, April 13, in LA: Amanda Bynes shopping at the Topanga Westfield Center... Anna Paquin and Steven Moyer getting close as they arrived to the "True Blood" panel at PaleyFest09.

VIEW THE PHOTOS: The Latest Star Sightings

Tuesday, April 14, in LA: Denise Richards running errands...

And in Paris: "Star Trek" stars Zachary Quinto and Chris Pine rocking jeans with their jackets and ties at a French photo call.

VIEW THE PHOTOS: Week's Best Star Sightings, April 11 - 17, 2009

Wednesday, April 15, in LA: Eva Longoria Parker, Shannen Doherty , Ludacris and Kristen Bell enjoying SVEDKA cocktails at the Armani Exchange watches launch party at the SLS Hotel.

And in New York: Tori Spelling celebrating her second book, "Mommywood," with husband Dean McDermott on her arm at restaurant Rouge Tomate... guests included former "Project Runway" star Christian Siriano .

Thursday, April 16, in NYC: Paul Simon in the stands at the new Yankee Stadium for the team's first day in their new home.

VIEW THE PHOTOS: Eva Longoria Parker

And in London: Hugh Jackman preparing to rappel down a building to raise money for the "Help 4 Heroes" charity.

And in LA: Abigail Breslin out way past her bedtime at the after party for HBO's "Grey Gardens" at Hollywood's Roosevelt Hotel... also spotted at the party - Ali Larter , Justin Long , Jennie Garth , Bai Ling and, of course, stars Drew Barrymore and Jessica Lange ... Afterwards, HBO's "Entourage" staged a huge film premiere for a fake version of "The Great Gatsby" at Grauman's Chinese Theatre, where the "Grey Gardens" real premiere had just taken place!

Also Thursday in LA... Britney Spears singing all of her hits on the first night of her Staples Center run, with Jonathan Rhys Meyers and Amanda Bynes in the audience... "Nine Weeks" stars Mickey Rourke and Kim Basinger reuniting for the first time in 23 years at the premiere of "The Informers" at the ArcLight Theater.

Friday, April 17, in LA: Jon Cryer of "Two and a Half Men" fame at the Lake Hollywood Reservoir dog park in black bike shorts and a red bike shirt, doing a photo shoot.

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