Marc Jacobs has several reasons to celebrate today. In addition to his recent engagement, he'll also be blowing out 46 candles on his birthday cake today. Others marking the big day: NBC chief Jeff Zucker is 44. Hugh Hefner turns 83. Cynthia Nixon is 43. Leighton Meester is turning 23. Albert Hammond Jr. is turning 29. Joe Scarborough is 46. Porn queen Jenna Jameson is 35. Dennis Quaid turns 55. Fashion designer Martin Margiela is 52. Restaurateur Taavo Somer turns 36. Twilight actress Kristen Stewart is 19. Jesse McCartney turns 22. America's Next Top Model winner Yoanna House is 29. And former model-turned-ANTM judge Paulina Porizkova is 44.

♦ Given that one obvious way to fill up stores despite the recession is to sell hyped, cheap designer clothes, it's no surprise that H&M has announced another high-end collaboration: British designer Matthew Williamson (left) will launch a line next spring. [Elle UK]
♦ Sad: Upper East Side retailer Linda Dresner, who introduced the likes Yohji Yamamoto, Comme des Garçons, Ann Demeulemeester, and Martin Margiela to New York, is closing at the end of the year. [WWD]
♦ Not so sad: Imitation of Christ, the overpriced and gimmicky label founded by Tara Subkoff and sold last year to Sass & Bide's former CEO Josh Sparks, is no more. [Racked]

♦ A first look at Charlotte Ronson's line for JCPenney, I Heart Ronson, and her new $30 dresses. [Nylon]
♦ Details on the cuts at Men's Vogue: The mag will be published just two times next year and publisher Marc Berger is leaving. The fate of other staffers is unclear. [Mediaweek]
♦ Damien Hirst's latest collaboration with Levi's includes pairs of jeans for $230 and $83 t-shirts. [WWD]
♦ Plastic surgeons report interest in cosmetic procedures is dropping fast. [NYT]

♦ Tom Ford would like you to know that he has not had any work done to that stubbly face of his: "I haven't had any plastic surgery—despite what people think, this is my nose... I have had Restylane and Botox, but I don't think of that as plastic surgery any more. It's true I can't really frown, but I can move my eyebrows." Not discussed: Ford's Piven-like hairline. [Guardian]
♦ Kate Moss's lipsticked self-portrait went for £33,600 at auction, while her ex Pete Doherty's self-portrait, also for sale, failed to find a buyer. He can soon look forward to her upstaging him musically, too: Moss has announced she's giving up modeling for music. [Holy Moly!, Now]