Last night, Anna Wintour's charity boondoggle, the Costume Institute Gala at the Metropolitan Museum of Art, brought out the brightest in the fashion world and tons of celebrities wearing their couture finest. But it wasn't easy walking that red carpet.

SNL flirts with the difficulty of live television every episode, sometimes tripping up lip-syncing starlets and sometimes letting fly an occasional f-bomb. Last night, during a sketch, host Emma Stone attempted a complicated maneuver that exposed a nipple.

The new movie has a director, a good director, so maybe Downey'll finally sign on. Also today: Some TV casting both interesting and depressing, another internet thing gets made into a TV show, and the return of an old crush.

He's done it! He's gone and done it. He edged out buzzed-about teen comedy Easy A, and handily trounced the latest project cooked up (in a producing, story-writing sense) by M. Night Shyamalan. The Cambridge boy comes home.

"It's practically pornographic!" proclaims the Easy A star in delight. In his segment Shared Experience, Jimmy Fallon convinces Emma Stone to shake the Shake Weight® (now for dudes!) along with the Late Night audience.

For next month's Harper's Bazaar cover, Jennifer Aniston makes like a drag queen and imitates Barbra Streisand. Between this and Lindsay Lohan's incessant Marilyn Monroe impression, the starlets-imitating-starlets trend has officially gone too far.

It's true. It will gay marry your cat to your son and then put them both in the military. Sorry. Also: who doesn't like Beau Bridges? Nobody likes Jennifer Lopez. Emma Stone, we're not sure about yet.

Vanity Fair is out today with the cover for its annual Hollywood issue full of young, female acting talent for the "next decade." Let's crystal-ball gaze: in ten years which will be opening pictures and which will be pitching Proactiv?

Alicia Silverstone riding the subway and listening to her iPod ... Vincent D'Onofrio hailing a cab in SoHo ... Ryan Reynolds walking downtown ... Nick Cannon and Mariah Carey leaving a building together .. Amber Rose shopping in SoHo with a friend ... Natalie Portman and Mila Kunis on the set of their new movie, Black Swan ... Tara Reid arriving at MTV studios in Times Square ... Taylor Swift getting ice cream with Emma Stone at a Baskin Robbins on Wednesday night ... Celine Dion signing autographs outside her hotel ... and Young Jeezy posing for pictures with a fan on the street.

Ethan Hawke turns 39 today. Mike Nichols, the film director and husband of Diane Sawyer, is turning 78. Gossip Girl's Kelly Rutherford is 41. The First Lady of California, Maria Shriver, is 54. Sally Field is turning 62. Writer Michael Cunningham is 57. Rebecca Romijn (formerly Rebecca Romijn-Stamos) turns 37 today. Thandie Newton is turning 37. Taryn Manning is 31. Actress Emma Stone is 21. TV host Catherine Crier is turning 55. Former Manhattan Borough President Ruth Messinger is turning 69. Joe Wilson, the former diplomat and husband of Valerie Plame, is 60 And Lamar Odom, the NBA star and poor soul now married to Khloe Kardashian, is 30. A few weekend birthdays after the jump.

Movies get directors, and they also get Matthew McConaughey. The Office actors just got rich, and fat people just got validated, in glorious reality show form.

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PrivacyWatch celebrity sightings are submitted by the loyal readers of Defamer. We'd like to remind you that this feature is powered by you, so if you want to see more installments of PrivacyWatch, then all you've got to do is to send us your sightings. Submit yours to tips[AT]defamer.com (please put "sighting" or "PrivacyWatch" in the subject line so we don't lose them) and tell everyone about the time you saw Britney Spears huffing smokes while eating poolside chicken fingers.