Regis Philbin walking with a cane following surgery to replace his hip recently ... Amy Adams leaving ABC after an appearance on Good Morning America ... Pete Wentz pushing baby Bronx in a stroller in SoHo and Ashlee Simpson getting coffee with Bronx and a friend ... Sarah Jessica Parker leaving a salon in the meatpacking district ... Ludacris walking with his new girlfriend, Fab ... Jenna Elfman posing for photos outside the Late Show with David Letterman ... and Hugh Jackman getting in an SUV outside his apartment building in the West Village.