Katie Holmes heading to rehearsals for her new Broadway show ... Sheryl Crow performing onstage at Rockefeller Plaza ... Rihanna getting a mani-pedi at a salon in the Village ... Disney star Selena Gomez walking with her handlers through Midtown ... Diane Kruger leaving lunch at Bar Pitti on her bike ... Agyness Deyn and Albert Hammond Jr. kissing on the sidewalk ... and Jay-Z and Beyonce heading into the Spotted Pig.