Alicia Keys talking on her phone in Midtown ... Khloe Kardashian and Joan Rivers selling cupcakes as part of a segment for Celebrity Apprentice ... Whitney Port walking with a friend around the Central Park Reservoir ... Chris Noth walking down Broadway ... Katie Holmes and Suri leaving their apartment on East 13th ... Gary Sinise and Russell Crow leaving ABC studios ... Aubrey O'Day posing on the red carpet at Bowlmor Lanes ... Debra Messing outside the Letterman show ... Actress Famke Janssen and her boyfriend walking their dog on Prince Street ... And Kourtney Kardashian and her boyfriend Scott Disick leaving their hotel in Midtown, just a few minutes before Jimmy Kimmel and CSI star Eddie Cahill stepped out, too.