Rachel Weisz bundled up in the Village ... Roberto Cavalli walking on Madison Avenue with Serafina co-owner Fabio Granato ... Billy Joel and daughter Alexa walking uptown ... Rihanna filming a music video in Washington Heights and later heading into into a recording studio in Chelsea ... Miley Cyrus shooting scenes for Sex and the City 2 with Kim Cattrall in front of the Ziegfeld ... Paris Hilton posing for photographers after an appearance on The Wendy Williams Show ... Jon Gosselin and Hailey Glassman taking a carriage ride through Central Park ... Uma Thurman shopping at in SoHo ... and Sharon Osbourne and Cyndi Lauper shooting scenes for Celebrity Apprentice.