Stephen Colbert turns 45 today. Harvey Keitel is turning 70. Stevie Wonder is 59. Vogue publisher Tom Florio is 53. Tim Zagat is turning 69. Legendary divorce attorney Raoul Felder is 75. Writer/director Alan Ball (American Beauty, Six Feet Under) is turning 52. Dennis Rodman is 48. Twilight star Robert Pattinson is 23. Hootie & the Blowfish frontman Darius Rucker turns 43. P.S. 1 founder Alanna Heiss is 66. Former Guggenheim Museum director Lisa Dennison is turning 56. Social fixture Amanda Cutter Brooks is 35. And Miss California Carrie Prejean celebrates her 22nd birthday today.

amfAR kicked off Fashion Week with a gala at Cipriani last night, where the long list of attendees included Donna Karan, Mary J. Blige (left), Anna Wintour, Calvin Klein, Rachel Zoe, Julia Restoin Roitfeld, Liza Minnelli, Candy Pratts Price, Robbie Myers, Jessica Stam, Lily Donaldson, Kenneth Cole, Stefano Tonchi, John Demsey, Stacy Bendet, Andrew Saffir and Daniel Benedict, Lisa Dennison, Terence Koh, Vito Schnabel, Noemi Lenoire, Harry Belafonte, Mary Alice Stephenson, Jennifer Creel, Natasha Richardson, Stanley Tucci, Taylor Momsen, Maggie Rizer, Doutzen Kroes, Robert Verdi, Mario Cantone, Eliza Dushku, Kipton Cronkite, Derek Blasberg, and Howard and Cindy Rachofsky. [PMc, Wireimage, WWD, NYO]

The former head of the flagship Guggenheim Museum on Fifth Avenue, Dennison is now an executive at the auction house Sotheby's.