Cityfile: New York's Most Notable and Influential

Happy Birthday | Fashion Week queen bee Fern Mallis turns 61 today. The legendary Diana Ross turns 65. Nancy Pelosi is 69. Keira Knightley is celebrating her 24th. Steven Tyler is 61. Curtis Sliwa turns 55. Michael Imperioli is 43. Journalist Bob Woodward turns 66. Author Erica Jong is 67. Martin Short is 59. James Caan is turning 69. Amy Smart is 33. Jennifer Grey is 49. Leeza Gibbons turns 52. Kenny Chesney is turning 41. NBC's Chris Hansen turns 50. Hedge fund manager William von Mueffling is 41. And Elaine Chao, the former Labor Secretary and current sister-in-law of Bruce Wasserstein, is 56 today.

These are difficult times for hedge fund king Paul Tudor Jones but he was all smiles as the guest of honor at last night's 11th annual NYU Child Study Center Gala at Cipriani 42nd Street. Joining Jones and his wife Sonia (left) was the center's director, Harold Koplewicz, co-chairs (and fellow finance big wigs) Gary Cohn and Lisa Pevaroff, David and Danielle Ganek, and Michael Novogratz and wife Sukey, and a crowd of nearly 600, including Vera Wang and Arthur Becker,  Jon Corzine, Elie Wiesel, Jane and Jimmy Buffett, Ellen Barkin, Erica Jong, Jane Rosenthal, Christiane Celle, Faith Popcorn, Al D'Amato, Larry Silverstein and wife Klara, Neal Shapiro and Juju Chang, Julie and Ed Minskoff, Elaine and Ken Langone, Susan and Martin Lipton, Claude Wasserstein, Linda and Arthur Carter, Alice and Tom Tisch, Vicki and Stuart Match Suna, and Brooke and Dan Neidich. [PMc, NYSD] More

Gucci celebrated the launch of its Tattoo Heart Collection on Wednesday, a line of products that benefits UNICEF. Rihanna, who is the new face of the campaign, was joined Gucci creative director Frida Giannini at a snowflake lighting ceremony at the Grand Army Plaza, which was followed by an event at Gucci's flagship and dinner at the Plaza's Oak Room. Guests included Madonna, Penn Badgley, Blake Lively, Adrian Grenier, Monet Mazur, Timbaland, Mary J. Blige, Erin Wasson, Becki Newton and Chris Diamantopoulos, Kelly Rutherford, Patricia Field, Charlotte Ronson, Shoshanna Lonstein Gruss, Jessica Joffe, Julia Restoin Roitfeld, Mamie Gummer, Eleanor Ylvisaker, Bethenny Frankel, Anja Rubik, Hal Rubenstein, Magnus Berger, Joe Zee, Kelly Killoren Bensimon, Lizzie and Jonathan Tisch, and Maggie Betts. [Style.com, NYO, PMc, Wireimage]More