Joan Rivers turns 76 today. Kanye West is 32. Actress Julianna Margulies is turning 43. TV host Maria Menounos is turning 31. Jerry Stiller is 82. Model Irina Lazareanu turns 27. Barneys fashion director Julie Gilhart is turning 51. CBS exec JoAnn Ross turns 56. Legendary artist LeRoy Neiman is 88. Tech pioneer Tim Berners-Lee is turning 54. Nancy Sinatra, the daughter of Frank, is 69. Tennis star Lindsay Davenport is turning 33. And former first lady Barbara Bush celebrates her 84th birthday today.

♦ Whitney Port's clothing line is now available! Needless to say, it's overpriced and underdesigned. [FabSugar]
♦ A juicy bit of gossip from Vivienne Westwood's Paris show last night: Kate Winslet is in the running to play the legendary designer in a Universal Pictures biopic. [SassyBella]
♦ Polygamist bouffants are now très chic, if we're to believe W and Vogue, which have the bizarre hairstyles on Linda Evangelista and Isabeli Fontana, respectively. But what's Tim Gunn going to say? [NYO]

» The Liv Tyler-hosted party for Hearts on Fire diamonds at the Rose Bar was the hottest ticket in one of the busiest social weeks of the year: Leonardo DiCaprio, Alexandra & Theodora Richards (who DJed), Keith Richards, Elizabeth Banks, Catherine Keener, Mena Suvari, Dave Navarro, Ellen von Unwerth, Tara Subkoff, Alan Cumming, Tinsley Mortimer, Adrian Grenier, Sean Avery, Emma Roberts, Monet Mazur, Richie Rich, Ingrid Sischy, Jamie Burke, Russell Simmons, Lauren Santo Domingo, Diego Garcia, Andrew Saffir and Daniel Benedict all stopped by. [The Daily/Paper]

» The scene at Michael Kors was inevitably the central portion of the fashion industry/magazine world/reality TV venn diagram: Nina Garcia, Rachel Zoe with her client Joy Bryant, Heidi Klum, Joanna Coles, and Joe Zee drew the limelight away from Kelly Killoren Bensimon, Aerin Lauder Zinterhofer, Blake Lively, Bette Midler, and Kors' mom Joan. On the runway the (smiling!) models, who were told "you are the most glamorous beach bums in the world," showed off middle-of-the-road, cheerful outfits with polka dots and gingham aplenty. [NYO, NYDN, IHT]

• Falling all over the place, chomping on lollipops, and snapping her thong. Britney!! Just move here!! [Page Six]