Bee Shaffer turns 22 today. Manhattan District Attorney Robert Morgenthau is turning 90. Billionaire financier Leon Black is 58. Harry Potter author J.K. Rowling is 44. Wesley Snipes is turning 47. Muckraking defense attorney Ron Kuby is 53. Another muckraker, entrepreneur Mark Cuban, is 51. Theater director Oskar Eustis turns 51. Ezra Zilkha is 84. The Office's B.J. Novak is 30. And actor Dean Cain is 43 today. Below, the birthdays of some people celebrating this weekend.

• Is fashion in need of a bailout? Some people seem to think so! [NYT]
• The debut of Matthew Williamson's line for H&M resulted in a "mild frenzy," although it didn't reach Topshop levels of craziness. [Racked, NYM, Racked]
• Meanwhile, Williamson's debut in London attracted the likes of Sienna Miller and Mischa Barton, among others. [Vogue UK]

♦ Alexander Wang was the big winner at Monday night's fifth-annual CFDA/Vogue Fashion Fund awards at Skylight Studios. Wang and fellow nominees like Richard Chai, Jason Wu, Lisa Mayock and Sophie Buhai, Irene Neuwirth, Alejandro Ingelmo, Juan Carlos Obando, Albertus Swanepoel, Swaim and Christina Hutson, and John Patrick were feted by John Galliano (left, with Charlize Theron), Anna Wintour, Diane von Furstenberg, Sally Singer, Andrew Rosen, Reed Krakoff, Jeffrey Kalinsky, Julie Gilhart, Julie Macklowe, Daphne Guinness, Sasha Heinz, Tory Burch and Lyor Cohen, Andre Leon Talley, Narciso Rodriguez, Maria Sharapova, Penn Badgley, Zac Posen, Vera Wang, Chanel Iman, Juliette Lewis, Harvey Weinstein and Georgina Chapman, Tommy Hilfiger and Dee Ocleppo, Lauren Santo Domingo, Peter Som, Piper Perabo, Phillip Lim, Lazaro Hernandez, Maggie Betts, Calvin Klein, Damon Dash and Rachel Roy, and James Franco. [PMc, NYO, Style.com, The Daily]

Well, this will certainly soften the blow of a certain Gossip Girl actor thinking he was Vera Wang's husband: Last night, Alexander Wang won the $200,000 CFDA/Vogue Fashion Fund prize, awarded by a panel of judges including Diane von Furstenberg, Vogue's Anna Wintour and Sally Singer, Coach's Reed Krakoff, Jeffrey Kalinsky, Theory's Andrew Rosen, and Barneys' Julie Gilhart. At the 5th anniversary ceremony held at Skylight Studios, a crowd including André Leon Talley, Tommy Hilfiger, Vera Wang, John Galliano, Charlize Theron, and Juliette Lewis saw the 24-year-old New Yorker beat out the competition, including runners-up Lisa Mayock and Sophie Buhai of Vena Cava and Albertus Quartus designer Albertus Q Swanepoel. [WWD, Vogue UK]

1) One of many Fashion Week kick-off events was the Agyness Deyn-hosted, Thierry Mugler-sponsored bash last night at Christie's, where Chloë Sevigny, Henry Holland, Kelly Osbourne, Peaches Geldof, Yigal Azrouël, Kelly Cutrone, Paul Sevigny, Kate Schelter, Jennifer Creel, Holly Dunlap, Genevieve Jones, Jen Cohen, Dori Cooperman, Ellen Von Unwerth, Padma Lakshmi, and Mary Alice Stephenson previewed the auction house's fall sales of post-war and contemporary art, impressionist and modern art, and fashion. [The Daily, Wireimage, NYO]

• Even though Whitney Port may have the least fake career on The Hills, her alleged PR job at Diane von Furstenberg won't involve actual working, will it? [The Cut]
  

Sam Mendes turns 43 today. Rapper (and now radio host) Chuck D. is 48. Other folks celebrating: Al D'Amato is 71. Model agency owner Scott Lipps turns 39. Hairspray's Ashley Parker Angel is 27. Hedge fund honcho Ray Dalio is 59. Real estate agent Elizabeth Stribling is turning 64. Adam Duritz is turning 44. Most importantly, Coolio celebrates his 45th today. Celebrating tomorrow: Mary Louise Parker will be 44. Jeffrey Kalinsky will turn 46. NRDC president Frances Beinecke will be 59. And financier Henry Silverman will celebrate his 68th. On Sunday, Martha Stewart will celebrate her 67th with what we're guessing will be a meticulously planned party. Other Sunday celebrations: art world staple Adam Lindemann, Tom Brady, Isaiah Washington, and Martin Sheen.

Kalinsky is the founder of the ultra-chic meatpacking district store Jeffrey, renowned for its flawless selection of high-end labels.