John Mayer getting his hair cut at Sally Hershberger's salon in the meatpacking district ... Celine Dion getting into an SUV ... Chris Noth walking to the set of Sex and the City 2 ... Michael Douglas working out on a treadmill at the Equinox on 77th Street ... Naomi Watts walking to her apartment building in NoHo ... Ivanka Trump signing autographs after an appearance on Regis & Kelly ... Alessandra Ambrosio shopping with her daughter in the West Village ... Taylor Momsen talking on her cell phone while standing on the Gossip Girl set ... Hugh Jackman and wife Deborah Lee walking in SoHo ... Ed Westwick and Jessica Szohr arriving at Ed's apartment ... Tim McGraw getting out of an SUV ... Edie Falco shooting scenes for Nurse Jackie ... Usher walking outside ... Penelope Cruz leaving her hotel en route to JFK ... and Rihanna heading into a recording studio downtown.

Penn Badgley and Blake Lively hailing a cab outside Billy's Bakery in Chelsea ... Drew Barrymore walking downtown ... Mickey Rourke smoking a cigarette on the street ... Naomi Watts and Liev Schreiber pushing son Alexander in a stroller ... Hugh Jackman hanging out in the West Village with wife Deborah Lee and daughter Ava ... Julianne Moore walking downtown ... Matt Damon shooting scenes for The Adjustment Bureau outside the courthouses on Centre Street ... Susan Sarandon leaving Pastis ... Anderson Cooper leaving ABC studios after an appearance on Live with Regis and Kelly ... Penelope Cruz leaving her hotel ... reality TV star Gretchen Rossi and Slade Smiley kissing in the meatpacking district ... Chris Pine leaving the Bowery Hotel ... Hilary Duff going to see A Steady Rain on Broadway with a friend ... and Salma Hayek attempting to get past some paparazzi on the Upper West Side.

Julianne Moore crossing a street in the meatpacking district ... Amanda Seyfried kissing boyfriend Dominic Cooper during lunch at Bar Pitti ... Carla Bruni and Nicolas Sarkozy leaving a restaurant on Madison Avenue ... Whitney Port getting out of an SUV before an appearance on Regis & Kelly ... Hugh Jackman picking his daughter up from school ... Kirsten Dunst entering a courthouse downtown ... Ellen Barkin walking in the meatpacking district ... Queen Rania leaving the Sheraton Hotel ... Sara Paxton filming scenes for The Beautiful Life ... Deborah Lee Furness riding a scooter ... Shia LaBeouf walking downtown ... and Jessica Alba leaving a Clinton Global Initiative event at Cipriani 42nd Street.