Diane von Furstenberg's spent the past week on the slopes in Aspen; today she'll celebrate her 63rd birthday. Other people turning a year older on New Year's Eve: Val Kilmer is turning 50. Bebe Neuwirth is 51. Anthony Hopkins turns 73. Ben Kingsley is turning 66. Donald Trump Jr. is 32. Famed attorney Joe Flom is 86. Real estate developer Ed Minskoff is 69. Author Nicholas Sparks turns 44. Donna Summers is 61. Gong Li is turning 44. And New Kids on the Block alum Joey McIntyre is 37 as of today. A bunch of people celebrating tomorrow below.

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]

Ever wonder why the CEO at your company has a $10,000 telescope parked in the corner of his office? It's not to admire the birds. Or even to peek at the woman in the neighboring office building who changes her blouse at precisely half past five. It's to look in the offices of other CEOs, obviously.